674638120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41851}}^1$

素因数の和:41906

約数の個数: 64

約数和(自身を含む): 1687472640

約数和(自身を除く): 1012834520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 8060, 16120, 41851, 83702, 167404, 209255, 334808, 418510, 544063, 837020, 1088126, 1297381, 1674040, 2176252, 2594762, 2720315, 4352504, 5189524, 5440630, 6486905, 10379048, 10881260, 12973810, 16865953, 21762520, 25947620, 33731906, 51895240, 67463812, 84329765, 134927624, 168659530, 337319060, 674638120]

約数ペア:

[(1, 674638120), (2, 337319060), (4, 168659530), (5, 134927624), (8, 84329765), (10, 67463812), (13, 51895240), (20, 33731906), (26, 25947620), (31, 21762520), (40, 16865953), (52, 12973810), (62, 10881260), (65, 10379048), (104, 6486905), (124, 5440630), (130, 5189524), (155, 4352504), (248, 2720315), (260, 2594762), (310, 2176252), (403, 1674040), (520, 1297381), (620, 1088126), (806, 837020), (1240, 544063), (1612, 418510), (2015, 334808), (3224, 209255), (4030, 167404), (8060, 83702), (16120, 41851)]