25355870

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{211}}^1$

素因数の和:476

約数の個数: 32

約数和(自身を含む): 46845216

約数和(自身を除く): 21489346

約数列:

[1, 2, 5, 10, 61, 122, 197, 211, 305, 394, 422, 610, 985, 1055, 1970, 2110, 12017, 12871, 24034, 25742, 41567, 60085, 64355, 83134, 120170, 128710, 207835, 415670, 2535587, 5071174, 12677935, 25355870]

約数ペア:

[(1, 25355870), (2, 12677935), (5, 5071174), (10, 2535587), (61, 415670), (122, 207835), (197, 128710), (211, 120170), (305, 83134), (394, 64355), (422, 60085), (610, 41567), (985, 25742), (1055, 24034), (1970, 12871), (2110, 12017)]