31033480

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{863}}^1$

素因数の和:934

約数の個数: 64

約数和(自身を含む): 74649600

約数和(自身を除く): 43616120

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 58, 62, 116, 124, 145, 155, 232, 248, 290, 310, 580, 620, 863, 899, 1160, 1240, 1726, 1798, 3452, 3596, 4315, 4495, 6904, 7192, 8630, 8990, 17260, 17980, 25027, 26753, 34520, 35960, 50054, 53506, 100108, 107012, 125135, 133765, 200216, 214024, 250270, 267530, 500540, 535060, 775837, 1001080, 1070120, 1551674, 3103348, 3879185, 6206696, 7758370, 15516740, 31033480]

約数ペア:

[(1, 31033480), (2, 15516740), (4, 7758370), (5, 6206696), (8, 3879185), (10, 3103348), (20, 1551674), (29, 1070120), (31, 1001080), (40, 775837), (58, 535060), (62, 500540), (116, 267530), (124, 250270), (145, 214024), (155, 200216), (232, 133765), (248, 125135), (290, 107012), (310, 100108), (580, 53506), (620, 50054), (863, 35960), (899, 34520), (1160, 26753), (1240, 25027), (1726, 17980), (1798, 17260), (3452, 8990), (3596, 8630), (4315, 7192), (4495, 6904)]