48841000

素因数分解:

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

素因数の和:81

約数の個数: 144

約数和(自身を含む): 131463540

約数和(自身を除く): 82622540

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 25, 26, 34, 40, 50, 52, 65, 68, 85, 100, 104, 125, 130, 136, 169, 170, 200, 221, 250, 260, 289, 325, 338, 340, 425, 442, 500, 520, 578, 650, 676, 680, 845, 850, 884, 1000, 1105, 1156, 1300, 1352, 1445, 1625, 1690, 1700, 1768, 2125, 2210, 2312, 2600, 2873, 2890, 3250, 3380, 3400, 3757, 4225, 4250, 4420, 5525, 5746, 5780, 6500, 6760, 7225, 7514, 8450, 8500, 8840, 11050, 11492, 11560, 13000, 14365, 14450, 15028, 16900, 17000, 18785, 21125, 22100, 22984, 27625, 28730, 28900, 30056, 33800, 36125, 37570, 42250, 44200, 48841, 55250, 57460, 57800, 71825, 72250, 75140, 84500, 93925, 97682, 110500, 114920, 143650, 144500, 150280, 169000, 187850, 195364, 221000, 244205, 287300, 289000, 359125, 375700, 390728, 469625, 488410, 574600, 718250, 751400, 939250, 976820, 1221025, 1436500, 1878500, 1953640, 2442050, 2873000, 3757000, 4884100, 6105125, 9768200, 12210250, 24420500, 48841000]

約数ペア:

[(1, 48841000), (2, 24420500), (4, 12210250), (5, 9768200), (8, 6105125), (10, 4884100), (13, 3757000), (17, 2873000), (20, 2442050), (25, 1953640), (26, 1878500), (34, 1436500), (40, 1221025), (50, 976820), (52, 939250), (65, 751400), (68, 718250), (85, 574600), (100, 488410), (104, 469625), (125, 390728), (130, 375700), (136, 359125), (169, 289000), (170, 287300), (200, 244205), (221, 221000), (250, 195364), (260, 187850), (289, 169000), (325, 150280), (338, 144500), (340, 143650), (425, 114920), (442, 110500), (500, 97682), (520, 93925), (578, 84500), (650, 75140), (676, 72250), (680, 71825), (845, 57800), (850, 57460), (884, 55250), (1000, 48841), (1105, 44200), (1156, 42250), (1300, 37570), (1352, 36125), (1445, 33800), (1625, 30056), (1690, 28900), (1700, 28730), (1768, 27625), (2125, 22984), (2210, 22100), (2312, 21125), (2600, 18785), (2873, 17000), (2890, 16900), (3250, 15028), (3380, 14450), (3400, 14365), (3757, 13000), (4225, 11560), (4250, 11492), (4420, 11050), (5525, 8840), (5746, 8500), (5780, 8450), (6500, 7514), (6760, 7225)]