90130640

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{36343}}^1$

素因数の和:36387

約数の個数: 40

約数和(自身を含む): 216319488

約数和(自身を除く): 126188848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 36343, 72686, 145372, 181715, 290744, 363430, 581488, 726860, 1126633, 1453720, 2253266, 2907440, 4506532, 5633165, 9013064, 11266330, 18026128, 22532660, 45065320, 90130640]

約数ペア:

[(1, 90130640), (2, 45065320), (4, 22532660), (5, 18026128), (8, 11266330), (10, 9013064), (16, 5633165), (20, 4506532), (31, 2907440), (40, 2253266), (62, 1453720), (80, 1126633), (124, 726860), (155, 581488), (248, 363430), (310, 290744), (496, 181715), (620, 145372), (1240, 72686), (2480, 36343)]