39100000

素因数分解:

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

素因数の和:75

約数の個数: 144

約数和(自身を含む): 106305696

約数和(自身を除く): 67205696

約数列:

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

約数ペア:

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