85479420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109589}}^1$

素因数の和:109614

約数の個数: 48

約数和(自身を含む): 257755680

約数和(自身を除く): 172276260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 109589, 219178, 328767, 438356, 547945, 657534, 1095890, 1315068, 1424657, 1643835, 2191780, 2849314, 3287670, 4273971, 5698628, 6575340, 7123285, 8547942, 14246570, 17095884, 21369855, 28493140, 42739710, 85479420]

約数ペア:

[(1, 85479420), (2, 42739710), (3, 28493140), (4, 21369855), (5, 17095884), (6, 14246570), (10, 8547942), (12, 7123285), (13, 6575340), (15, 5698628), (20, 4273971), (26, 3287670), (30, 2849314), (39, 2191780), (52, 1643835), (60, 1424657), (65, 1315068), (78, 1095890), (130, 657534), (156, 547945), (195, 438356), (260, 328767), (390, 219178), (780, 109589)]