89276590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{22153}}^1$

素因数の和:22204

約数の個数: 32

約数和(自身を含む): 178649856

約数和(自身を除く): 89373266

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 22153, 44306, 110765, 221530, 287989, 575978, 686743, 1373486, 1439945, 2879890, 3433715, 6867430, 8927659, 17855318, 44638295, 89276590]

約数ペア:

[(1, 89276590), (2, 44638295), (5, 17855318), (10, 8927659), (13, 6867430), (26, 3433715), (31, 2879890), (62, 1439945), (65, 1373486), (130, 686743), (155, 575978), (310, 287989), (403, 221530), (806, 110765), (2015, 44306), (4030, 22153)]