64285265

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{271}}^1$

素因数の和:533

約数の個数: 32

約数和(自身を含む): 89303040

約数和(自身を除く): 25017775

約数列:

[1, 5, 11, 19, 55, 95, 209, 227, 271, 1045, 1135, 1355, 2497, 2981, 4313, 5149, 12485, 14905, 21565, 25745, 47443, 56639, 61517, 237215, 283195, 307585, 676687, 1168823, 3383435, 5844115, 12857053, 64285265]

約数ペア:

[(1, 64285265), (5, 12857053), (11, 5844115), (19, 3383435), (55, 1168823), (95, 676687), (209, 307585), (227, 283195), (271, 237215), (1045, 61517), (1135, 56639), (1355, 47443), (2497, 25745), (2981, 21565), (4313, 14905), (5149, 12485)]