40664000

素因数分解:

$2^6\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:80

約数の個数: 224

約数和(自身を含む): 119822976

約数和(自身を除く): 79158976

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 23, 25, 26, 32, 34, 40, 46, 50, 52, 64, 65, 68, 80, 85, 92, 100, 104, 115, 125, 130, 136, 160, 170, 184, 200, 208, 221, 230, 250, 260, 272, 299, 320, 325, 340, 368, 391, 400, 416, 425, 442, 460, 500, 520, 544, 575, 598, 650, 680, 736, 782, 800, 832, 850, 884, 920, 1000, 1040, 1088, 1105, 1150, 1196, 1300, 1360, 1472, 1495, 1564, 1600, 1625, 1700, 1768, 1840, 1955, 2000, 2080, 2125, 2210, 2300, 2392, 2600, 2720, 2875, 2990, 3128, 3250, 3400, 3536, 3680, 3910, 4000, 4160, 4250, 4420, 4600, 4784, 5083, 5200, 5440, 5525, 5750, 5980, 6256, 6500, 6800, 7072, 7360, 7475, 7820, 8000, 8500, 8840, 9200, 9568, 9775, 10166, 10400, 11050, 11500, 11960, 12512, 13000, 13600, 14144, 14950, 15640, 17000, 17680, 18400, 19136, 19550, 20332, 20800, 22100, 23000, 23920, 25024, 25415, 26000, 27200, 27625, 29900, 31280, 34000, 35360, 36800, 37375, 39100, 40664, 44200, 46000, 47840, 48875, 50830, 52000, 55250, 59800, 62560, 68000, 70720, 74750, 78200, 81328, 88400, 92000, 95680, 97750, 101660, 104000, 110500, 119600, 125120, 127075, 136000, 149500, 156400, 162656, 176800, 184000, 195500, 203320, 221000, 239200, 254150, 299000, 312800, 325312, 353600, 391000, 406640, 442000, 478400, 508300, 598000, 625600, 635375, 782000, 813280, 884000, 1016600, 1196000, 1270750, 1564000, 1626560, 1768000, 2033200, 2392000, 2541500, 3128000, 4066400, 5083000, 8132800, 10166000, 20332000, 40664000]

約数ペア:

[(1, 40664000), (2, 20332000), (4, 10166000), (5, 8132800), (8, 5083000), (10, 4066400), (13, 3128000), (16, 2541500), (17, 2392000), (20, 2033200), (23, 1768000), (25, 1626560), (26, 1564000), (32, 1270750), (34, 1196000), (40, 1016600), (46, 884000), (50, 813280), (52, 782000), (64, 635375), (65, 625600), (68, 598000), (80, 508300), (85, 478400), (92, 442000), (100, 406640), (104, 391000), (115, 353600), (125, 325312), (130, 312800), (136, 299000), (160, 254150), (170, 239200), (184, 221000), (200, 203320), (208, 195500), (221, 184000), (230, 176800), (250, 162656), (260, 156400), (272, 149500), (299, 136000), (320, 127075), (325, 125120), (340, 119600), (368, 110500), (391, 104000), (400, 101660), (416, 97750), (425, 95680), (442, 92000), (460, 88400), (500, 81328), (520, 78200), (544, 74750), (575, 70720), (598, 68000), (650, 62560), (680, 59800), (736, 55250), (782, 52000), (800, 50830), (832, 48875), (850, 47840), (884, 46000), (920, 44200), (1000, 40664), (1040, 39100), (1088, 37375), (1105, 36800), (1150, 35360), (1196, 34000), (1300, 31280), (1360, 29900), (1472, 27625), (1495, 27200), (1564, 26000), (1600, 25415), (1625, 25024), (1700, 23920), (1768, 23000), (1840, 22100), (1955, 20800), (2000, 20332), (2080, 19550), (2125, 19136), (2210, 18400), (2300, 17680), (2392, 17000), (2600, 15640), (2720, 14950), (2875, 14144), (2990, 13600), (3128, 13000), (3250, 12512), (3400, 11960), (3536, 11500), (3680, 11050), (3910, 10400), (4000, 10166), (4160, 9775), (4250, 9568), (4420, 9200), (4600, 8840), (4784, 8500), (5083, 8000), (5200, 7820), (5440, 7475), (5525, 7360), (5750, 7072), (5980, 6800), (6256, 6500)]