9775000

素因数分解:

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

素因数の和:71

約数の個数: 96

約数和(自身を含む): 25310880

約数和(自身を除く): 15535880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 25, 34, 40, 46, 50, 68, 85, 92, 100, 115, 125, 136, 170, 184, 200, 230, 250, 340, 391, 425, 460, 500, 575, 625, 680, 782, 850, 920, 1000, 1150, 1250, 1564, 1700, 1955, 2125, 2300, 2500, 2875, 3125, 3128, 3400, 3910, 4250, 4600, 5000, 5750, 6250, 7820, 8500, 9775, 10625, 11500, 12500, 14375, 15640, 17000, 19550, 21250, 23000, 25000, 28750, 39100, 42500, 48875, 53125, 57500, 71875, 78200, 85000, 97750, 106250, 115000, 143750, 195500, 212500, 244375, 287500, 391000, 425000, 488750, 575000, 977500, 1221875, 1955000, 2443750, 4887500, 9775000]

約数ペア:

[(1, 9775000), (2, 4887500), (4, 2443750), (5, 1955000), (8, 1221875), (10, 977500), (17, 575000), (20, 488750), (23, 425000), (25, 391000), (34, 287500), (40, 244375), (46, 212500), (50, 195500), (68, 143750), (85, 115000), (92, 106250), (100, 97750), (115, 85000), (125, 78200), (136, 71875), (170, 57500), (184, 53125), (200, 48875), (230, 42500), (250, 39100), (340, 28750), (391, 25000), (425, 23000), (460, 21250), (500, 19550), (575, 17000), (625, 15640), (680, 14375), (782, 12500), (850, 11500), (920, 10625), (1000, 9775), (1150, 8500), (1250, 7820), (1564, 6250), (1700, 5750), (1955, 5000), (2125, 4600), (2300, 4250), (2500, 3910), (2875, 3400), (3125, 3128)]