64627190

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1\times {\mathrm{281}}^1$

素因数の和:608

約数の個数: 32

約数和(自身を含む): 118372320

約数和(自身を除く): 53745130

約数列:

[1, 2, 5, 10, 109, 211, 218, 281, 422, 545, 562, 1055, 1090, 1405, 2110, 2810, 22999, 30629, 45998, 59291, 61258, 114995, 118582, 153145, 229990, 296455, 306290, 592910, 6462719, 12925438, 32313595, 64627190]

約数ペア:

[(1, 64627190), (2, 32313595), (5, 12925438), (10, 6462719), (109, 592910), (211, 306290), (218, 296455), (281, 229990), (422, 153145), (545, 118582), (562, 114995), (1055, 61258), (1090, 59291), (1405, 45998), (2110, 30629), (2810, 22999)]