67557100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{331}}^1$

素因数の和:515

約数の個数: 72

約数和(自身を含む): 159361328

約数和(自身を除く): 91804228

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 157, 260, 314, 325, 331, 628, 650, 662, 785, 1300, 1324, 1570, 1655, 2041, 3140, 3310, 3925, 4082, 4303, 6620, 7850, 8164, 8275, 8606, 10205, 15700, 16550, 17212, 20410, 21515, 33100, 40820, 43030, 51025, 51967, 86060, 102050, 103934, 107575, 204100, 207868, 215150, 259835, 430300, 519670, 675571, 1039340, 1299175, 1351142, 2598350, 2702284, 3377855, 5196700, 6755710, 13511420, 16889275, 33778550, 67557100]

約数ペア:

[(1, 67557100), (2, 33778550), (4, 16889275), (5, 13511420), (10, 6755710), (13, 5196700), (20, 3377855), (25, 2702284), (26, 2598350), (50, 1351142), (52, 1299175), (65, 1039340), (100, 675571), (130, 519670), (157, 430300), (260, 259835), (314, 215150), (325, 207868), (331, 204100), (628, 107575), (650, 103934), (662, 102050), (785, 86060), (1300, 51967), (1324, 51025), (1570, 43030), (1655, 40820), (2041, 33100), (3140, 21515), (3310, 20410), (3925, 17212), (4082, 16550), (4303, 15700), (6620, 10205), (7850, 8606), (8164, 8275)]