74782590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1999}}^1$

素因数の和:2081

約数の個数: 64

約数和(自身を含む): 190080000

約数和(自身を除く): 115297410

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 43, 58, 86, 87, 129, 145, 174, 215, 258, 290, 430, 435, 645, 870, 1247, 1290, 1999, 2494, 3741, 3998, 5997, 6235, 7482, 9995, 11994, 12470, 18705, 19990, 29985, 37410, 57971, 59970, 85957, 115942, 171914, 173913, 257871, 289855, 347826, 429785, 515742, 579710, 859570, 869565, 1289355, 1739130, 2492753, 2578710, 4985506, 7478259, 12463765, 14956518, 24927530, 37391295, 74782590]

約数ペア:

[(1, 74782590), (2, 37391295), (3, 24927530), (5, 14956518), (6, 12463765), (10, 7478259), (15, 4985506), (29, 2578710), (30, 2492753), (43, 1739130), (58, 1289355), (86, 869565), (87, 859570), (129, 579710), (145, 515742), (174, 429785), (215, 347826), (258, 289855), (290, 257871), (430, 173913), (435, 171914), (645, 115942), (870, 85957), (1247, 59970), (1290, 57971), (1999, 37410), (2494, 29985), (3741, 19990), (3998, 18705), (5997, 12470), (6235, 11994), (7482, 9995)]