31772110

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{1231}}^1$

素因数の和:1356

約数の個数: 32

約数和(自身を含む): 59875200

約数和(自身を除く): 28103090

約数列:

[1, 2, 5, 10, 29, 58, 89, 145, 178, 290, 445, 890, 1231, 2462, 2581, 5162, 6155, 12310, 12905, 25810, 35699, 71398, 109559, 178495, 219118, 356990, 547795, 1095590, 3177211, 6354422, 15886055, 31772110]

約数ペア:

[(1, 31772110), (2, 15886055), (5, 6354422), (10, 3177211), (29, 1095590), (58, 547795), (89, 356990), (145, 219118), (178, 178495), (290, 109559), (445, 71398), (890, 35699), (1231, 25810), (2462, 12905), (2581, 12310), (5162, 6155)]