71664020

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{58741}}^1$

素因数の和:58811

約数の個数: 24

約数和(自身を含む): 152964168

約数和(自身を除く): 81300148

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 58741, 117482, 234964, 293705, 587410, 1174820, 3583201, 7166402, 14332804, 17916005, 35832010, 71664020]

約数ペア:

[(1, 71664020), (2, 35832010), (4, 17916005), (5, 14332804), (10, 7166402), (20, 3583201), (61, 1174820), (122, 587410), (244, 293705), (305, 234964), (610, 117482), (1220, 58741)]