87097790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{15581}}^1$

素因数の和:15644

約数の個数: 32

約数和(自身を含む): 172773216

約数和(自身を除く): 85675426

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 559, 1118, 2795, 5590, 15581, 31162, 77905, 155810, 202553, 405106, 669983, 1012765, 1339966, 2025530, 3349915, 6699830, 8709779, 17419558, 43548895, 87097790]

約数ペア:

[(1, 87097790), (2, 43548895), (5, 17419558), (10, 8709779), (13, 6699830), (26, 3349915), (43, 2025530), (65, 1339966), (86, 1012765), (130, 669983), (215, 405106), (430, 202553), (559, 155810), (1118, 77905), (2795, 31162), (5590, 15581)]