73256680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{261631}}^1$

素因数の和:261649

約数の個数: 32

約数和(自身を含む): 188375040

約数和(自身を除く): 115118360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 261631, 523262, 1046524, 1308155, 1831417, 2093048, 2616310, 3662834, 5232620, 7325668, 9157085, 10465240, 14651336, 18314170, 36628340, 73256680]

約数ペア:

[(1, 73256680), (2, 36628340), (4, 18314170), (5, 14651336), (7, 10465240), (8, 9157085), (10, 7325668), (14, 5232620), (20, 3662834), (28, 2616310), (35, 2093048), (40, 1831417), (56, 1308155), (70, 1046524), (140, 523262), (280, 261631)]