71227390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{28837}}^1$

素因数の和:28876

約数の個数: 32

約数和(自身を含む): 145343520

約数和(自身を除く): 74116130

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 28837, 57674, 144185, 288370, 374881, 547903, 749762, 1095806, 1874405, 2739515, 3748810, 5479030, 7122739, 14245478, 35613695, 71227390]

約数ペア:

[(1, 71227390), (2, 35613695), (5, 14245478), (10, 7122739), (13, 5479030), (19, 3748810), (26, 2739515), (38, 1874405), (65, 1095806), (95, 749762), (130, 547903), (190, 374881), (247, 288370), (494, 144185), (1235, 57674), (2470, 28837)]