31149110

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1129}}^1$

素因数の和:1256

約数の個数: 32

約数和(自身を含む): 58579200

約数和(自身を除く): 27430090

約数列:

[1, 2, 5, 10, 31, 62, 89, 155, 178, 310, 445, 890, 1129, 2258, 2759, 5518, 5645, 11290, 13795, 27590, 34999, 69998, 100481, 174995, 200962, 349990, 502405, 1004810, 3114911, 6229822, 15574555, 31149110]

約数ペア:

[(1, 31149110), (2, 15574555), (5, 6229822), (10, 3114911), (31, 1004810), (62, 502405), (89, 349990), (155, 200962), (178, 174995), (310, 100481), (445, 69998), (890, 34999), (1129, 27590), (2258, 13795), (2759, 11290), (5518, 5645)]