1285735490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{44351}}^1$

素因数の和:44594

約数の個数: 32

約数和(自身を含む): 2503581696

約数和(自身を除く): 1217846206

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 223, 446, 1115, 2230, 2899, 5798, 14495, 28990, 44351, 88702, 221755, 443510, 576563, 1153126, 2882815, 5765630, 9890273, 19780546, 49451365, 98902730, 128573549, 257147098, 642867745, 1285735490]

約数ペア:

[(1, 1285735490), (2, 642867745), (5, 257147098), (10, 128573549), (13, 98902730), (26, 49451365), (65, 19780546), (130, 9890273), (223, 5765630), (446, 2882815), (1115, 1153126), (2230, 576563), (2899, 443510), (5798, 221755), (14495, 88702), (28990, 44351)]