97750000

素因数分解:

$2^4\times 5^6\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:78

約数の個数: 140

約数和(自身を含む): 261559152

約数和(自身を除く): 163809152

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 25, 34, 40, 46, 50, 68, 80, 85, 92, 100, 115, 125, 136, 170, 184, 200, 230, 250, 272, 340, 368, 391, 400, 425, 460, 500, 575, 625, 680, 782, 850, 920, 1000, 1150, 1250, 1360, 1564, 1700, 1840, 1955, 2000, 2125, 2300, 2500, 2875, 3125, 3128, 3400, 3910, 4250, 4600, 5000, 5750, 6250, 6256, 6800, 7820, 8500, 9200, 9775, 10000, 10625, 11500, 12500, 14375, 15625, 15640, 17000, 19550, 21250, 23000, 25000, 28750, 31250, 31280, 34000, 39100, 42500, 46000, 48875, 50000, 53125, 57500, 62500, 71875, 78200, 85000, 97750, 106250, 115000, 125000, 143750, 156400, 170000, 195500, 212500, 230000, 244375, 250000, 265625, 287500, 359375, 391000, 425000, 488750, 531250, 575000, 718750, 782000, 850000, 977500, 1062500, 1150000, 1221875, 1437500, 1955000, 2125000, 2443750, 2875000, 3910000, 4250000, 4887500, 5750000, 6109375, 9775000, 12218750, 19550000, 24437500, 48875000, 97750000]

約数ペア:

[(1, 97750000), (2, 48875000), (4, 24437500), (5, 19550000), (8, 12218750), (10, 9775000), (16, 6109375), (17, 5750000), (20, 4887500), (23, 4250000), (25, 3910000), (34, 2875000), (40, 2443750), (46, 2125000), (50, 1955000), (68, 1437500), (80, 1221875), (85, 1150000), (92, 1062500), (100, 977500), (115, 850000), (125, 782000), (136, 718750), (170, 575000), (184, 531250), (200, 488750), (230, 425000), (250, 391000), (272, 359375), (340, 287500), (368, 265625), (391, 250000), (400, 244375), (425, 230000), (460, 212500), (500, 195500), (575, 170000), (625, 156400), (680, 143750), (782, 125000), (850, 115000), (920, 106250), (1000, 97750), (1150, 85000), (1250, 78200), (1360, 71875), (1564, 62500), (1700, 57500), (1840, 53125), (1955, 50000), (2000, 48875), (2125, 46000), (2300, 42500), (2500, 39100), (2875, 34000), (3125, 31280), (3128, 31250), (3400, 28750), (3910, 25000), (4250, 23000), (4600, 21250), (5000, 19550), (5750, 17000), (6250, 15640), (6256, 15625), (6800, 14375), (7820, 12500), (8500, 11500), (9200, 10625), (9775, 10000)]