71531210

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{241}}^1\times {\mathrm{443}}^1$

素因数の和:758

約数の個数: 32

約数和(自身を含む): 131516352

約数和(自身を除く): 59985142

約数列:

[1, 2, 5, 10, 67, 134, 241, 335, 443, 482, 670, 886, 1205, 2215, 2410, 4430, 16147, 29681, 32294, 59362, 80735, 106763, 148405, 161470, 213526, 296810, 533815, 1067630, 7153121, 14306242, 35765605, 71531210]

約数ペア:

[(1, 71531210), (2, 35765605), (5, 14306242), (10, 7153121), (67, 1067630), (134, 533815), (241, 296810), (335, 213526), (443, 161470), (482, 148405), (670, 106763), (886, 80735), (1205, 59362), (2215, 32294), (2410, 29681), (4430, 16147)]