71380660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{937}}^1$

素因数の和:1252

約数の個数: 48

約数和(自身を含む): 162153936

約数和(自身を除く): 90773276

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 293, 586, 937, 1172, 1465, 1874, 2930, 3748, 3809, 4685, 5860, 7618, 9370, 12181, 15236, 18740, 19045, 24362, 38090, 48724, 60905, 76180, 121810, 243620, 274541, 549082, 1098164, 1372705, 2745410, 3569033, 5490820, 7138066, 14276132, 17845165, 35690330, 71380660]

約数ペア:

[(1, 71380660), (2, 35690330), (4, 17845165), (5, 14276132), (10, 7138066), (13, 5490820), (20, 3569033), (26, 2745410), (52, 1372705), (65, 1098164), (130, 549082), (260, 274541), (293, 243620), (586, 121810), (937, 76180), (1172, 60905), (1465, 48724), (1874, 38090), (2930, 24362), (3748, 19045), (3809, 18740), (4685, 15236), (5860, 12181), (7618, 9370)]