68891590

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{1223}}^1$

素因数の和:1404

約数の個数: 32

約数和(自身を含む): 127961856

約数和(自身を除く): 59070266

約数列:

[1, 2, 5, 10, 43, 86, 131, 215, 262, 430, 655, 1223, 1310, 2446, 5633, 6115, 11266, 12230, 28165, 52589, 56330, 105178, 160213, 262945, 320426, 525890, 801065, 1602130, 6889159, 13778318, 34445795, 68891590]

約数ペア:

[(1, 68891590), (2, 34445795), (5, 13778318), (10, 6889159), (43, 1602130), (86, 801065), (131, 525890), (215, 320426), (262, 262945), (430, 160213), (655, 105178), (1223, 56330), (1310, 52589), (2446, 28165), (5633, 12230), (6115, 11266)]