68384290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{22871}}^1$

素因数の和:22914

約数の個数: 32

約数和(自身を含む): 138329856

約数和(自身を除く): 69945566

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 22871, 45742, 114355, 228710, 297323, 526033, 594646, 1052066, 1486615, 2630165, 2973230, 5260330, 6838429, 13676858, 34192145, 68384290]

約数ペア:

[(1, 68384290), (2, 34192145), (5, 13676858), (10, 6838429), (13, 5260330), (23, 2973230), (26, 2630165), (46, 1486615), (65, 1052066), (115, 594646), (130, 526033), (230, 297323), (299, 228710), (598, 114355), (1495, 45742), (2990, 22871)]