64919570

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{1181}}^1$

素因数の和:1450

約数の個数: 32

約数和(自身を含む): 122549760

約数和(自身を除く): 57630190

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 239, 478, 1181, 1195, 2362, 2390, 5497, 5905, 10994, 11810, 27163, 27485, 54326, 54970, 135815, 271630, 282259, 564518, 1411295, 2822590, 6491957, 12983914, 32459785, 64919570]

約数ペア:

[(1, 64919570), (2, 32459785), (5, 12983914), (10, 6491957), (23, 2822590), (46, 1411295), (115, 564518), (230, 282259), (239, 271630), (478, 135815), (1181, 54970), (1195, 54326), (2362, 27485), (2390, 27163), (5497, 11810), (5905, 10994)]