65036980

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{53309}}^1$

素因数の和:53379

約数の個数: 24

約数和(自身を含む): 138819240

約数和(自身を除く): 73782260

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 53309, 106618, 213236, 266545, 533090, 1066180, 3251849, 6503698, 13007396, 16259245, 32518490, 65036980]

約数ペア:

[(1, 65036980), (2, 32518490), (4, 16259245), (5, 13007396), (10, 6503698), (20, 3251849), (61, 1066180), (122, 533090), (244, 266545), (305, 213236), (610, 106618), (1220, 53309)]