134990120

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{108863}}^1$

素因数の和:108905

約数の個数: 32

約数和(自身を含む): 313528320

約数和(自身を除く): 178538200

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 108863, 217726, 435452, 544315, 870904, 1088630, 2177260, 3374753, 4354520, 6749506, 13499012, 16873765, 26998024, 33747530, 67495060, 134990120]

約数ペア:

[(1, 134990120), (2, 67495060), (4, 33747530), (5, 26998024), (8, 16873765), (10, 13499012), (20, 6749506), (31, 4354520), (40, 3374753), (62, 2177260), (124, 1088630), (155, 870904), (248, 544315), (310, 435452), (620, 217726), (1240, 108863)]