115807640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{222707}}^1$

素因数の和:222731

約数の個数: 32

約数和(自身を含む): 280612080

約数和(自身を除く): 164804440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 222707, 445414, 890828, 1113535, 1781656, 2227070, 2895191, 4454140, 5790382, 8908280, 11580764, 14475955, 23161528, 28951910, 57903820, 115807640]

約数ペア:

[(1, 115807640), (2, 57903820), (4, 28951910), (5, 23161528), (8, 14475955), (10, 11580764), (13, 8908280), (20, 5790382), (26, 4454140), (40, 2895191), (52, 2227070), (65, 1781656), (104, 1113535), (130, 890828), (260, 445414), (520, 222707)]