31629920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{911}}^1$

素因数の和:964

約数の個数: 96

約数和(自身を含む): 88252416

約数和(自身を除く): 56622496

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 434, 496, 560, 620, 868, 911, 992, 1085, 1120, 1240, 1736, 1822, 2170, 2480, 3472, 3644, 4340, 4555, 4960, 6377, 6944, 7288, 8680, 9110, 12754, 14576, 17360, 18220, 25508, 28241, 29152, 31885, 34720, 36440, 51016, 56482, 63770, 72880, 102032, 112964, 127540, 141205, 145760, 197687, 204064, 225928, 255080, 282410, 395374, 451856, 510160, 564820, 790748, 903712, 988435, 1020320, 1129640, 1581496, 1976870, 2259280, 3162992, 3953740, 4518560, 6325984, 7907480, 15814960, 31629920]

約数ペア:

[(1, 31629920), (2, 15814960), (4, 7907480), (5, 6325984), (7, 4518560), (8, 3953740), (10, 3162992), (14, 2259280), (16, 1976870), (20, 1581496), (28, 1129640), (31, 1020320), (32, 988435), (35, 903712), (40, 790748), (56, 564820), (62, 510160), (70, 451856), (80, 395374), (112, 282410), (124, 255080), (140, 225928), (155, 204064), (160, 197687), (217, 145760), (224, 141205), (248, 127540), (280, 112964), (310, 102032), (434, 72880), (496, 63770), (560, 56482), (620, 51016), (868, 36440), (911, 34720), (992, 31885), (1085, 29152), (1120, 28241), (1240, 25508), (1736, 18220), (1822, 17360), (2170, 14576), (2480, 12754), (3472, 9110), (3644, 8680), (4340, 7288), (4555, 6944), (4960, 6377)]