7720700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{5939}}^1$

素因数の和:5966

約数の個数: 36

約数和(自身を含む): 18045720

約数和(自身を除く): 10325020

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 5939, 11878, 23756, 29695, 59390, 77207, 118780, 148475, 154414, 296950, 308828, 386035, 593900, 772070, 1544140, 1930175, 3860350, 7720700]

約数ペア:

[(1, 7720700), (2, 3860350), (4, 1930175), (5, 1544140), (10, 772070), (13, 593900), (20, 386035), (25, 308828), (26, 296950), (50, 154414), (52, 148475), (65, 118780), (100, 77207), (130, 59390), (260, 29695), (325, 23756), (650, 11878), (1300, 5939)]