78200000

素因数分解:

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

素因数の和:77

約数の個数: 168

約数和(自身を含む): 214298784

約数和(自身を除く): 136098784

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 25, 32, 34, 40, 46, 50, 64, 68, 80, 85, 92, 100, 115, 125, 136, 160, 170, 184, 200, 230, 250, 272, 320, 340, 368, 391, 400, 425, 460, 500, 544, 575, 625, 680, 736, 782, 800, 850, 920, 1000, 1088, 1150, 1250, 1360, 1472, 1564, 1600, 1700, 1840, 1955, 2000, 2125, 2300, 2500, 2720, 2875, 3125, 3128, 3400, 3680, 3910, 4000, 4250, 4600, 5000, 5440, 5750, 6250, 6256, 6800, 7360, 7820, 8000, 8500, 9200, 9775, 10000, 10625, 11500, 12500, 12512, 13600, 14375, 15640, 17000, 18400, 19550, 20000, 21250, 23000, 25000, 25024, 27200, 28750, 31280, 34000, 36800, 39100, 40000, 42500, 46000, 48875, 50000, 53125, 57500, 62560, 68000, 71875, 78200, 85000, 92000, 97750, 100000, 106250, 115000, 125120, 136000, 143750, 156400, 170000, 184000, 195500, 200000, 212500, 230000, 244375, 287500, 312800, 340000, 391000, 425000, 460000, 488750, 575000, 625600, 680000, 782000, 850000, 920000, 977500, 1150000, 1221875, 1564000, 1700000, 1955000, 2300000, 2443750, 3128000, 3400000, 3910000, 4600000, 4887500, 7820000, 9775000, 15640000, 19550000, 39100000, 78200000]

約数ペア:

[(1, 78200000), (2, 39100000), (4, 19550000), (5, 15640000), (8, 9775000), (10, 7820000), (16, 4887500), (17, 4600000), (20, 3910000), (23, 3400000), (25, 3128000), (32, 2443750), (34, 2300000), (40, 1955000), (46, 1700000), (50, 1564000), (64, 1221875), (68, 1150000), (80, 977500), (85, 920000), (92, 850000), (100, 782000), (115, 680000), (125, 625600), (136, 575000), (160, 488750), (170, 460000), (184, 425000), (200, 391000), (230, 340000), (250, 312800), (272, 287500), (320, 244375), (340, 230000), (368, 212500), (391, 200000), (400, 195500), (425, 184000), (460, 170000), (500, 156400), (544, 143750), (575, 136000), (625, 125120), (680, 115000), (736, 106250), (782, 100000), (800, 97750), (850, 92000), (920, 85000), (1000, 78200), (1088, 71875), (1150, 68000), (1250, 62560), (1360, 57500), (1472, 53125), (1564, 50000), (1600, 48875), (1700, 46000), (1840, 42500), (1955, 40000), (2000, 39100), (2125, 36800), (2300, 34000), (2500, 31280), (2720, 28750), (2875, 27200), (3125, 25024), (3128, 25000), (3400, 23000), (3680, 21250), (3910, 20000), (4000, 19550), (4250, 18400), (4600, 17000), (5000, 15640), (5440, 14375), (5750, 13600), (6250, 12512), (6256, 12500), (6800, 11500), (7360, 10625), (7820, 10000), (8000, 9775), (8500, 9200)]