31580770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{877}}^1$

素因数の和:1174

約数の個数: 32

約数和(自身を含む): 61509168

約数和(自身を除く): 29928398

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 277, 554, 877, 1385, 1754, 2770, 3601, 4385, 7202, 8770, 11401, 18005, 22802, 36010, 57005, 114010, 242929, 485858, 1214645, 2429290, 3158077, 6316154, 15790385, 31580770]

約数ペア:

[(1, 31580770), (2, 15790385), (5, 6316154), (10, 3158077), (13, 2429290), (26, 1214645), (65, 485858), (130, 242929), (277, 114010), (554, 57005), (877, 36010), (1385, 22802), (1754, 18005), (2770, 11401), (3601, 8770), (4385, 7202)]