64656340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:257

約数の個数: 96

約数和(自身を含む): 161489664

約数和(自身を除く): 96833324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 67, 70, 113, 122, 134, 140, 226, 244, 268, 305, 335, 427, 452, 469, 565, 610, 670, 791, 854, 938, 1130, 1220, 1340, 1582, 1708, 1876, 2135, 2260, 2345, 3164, 3955, 4087, 4270, 4690, 6893, 7571, 7910, 8174, 8540, 9380, 13786, 15142, 15820, 16348, 20435, 27572, 28609, 30284, 34465, 37855, 40870, 48251, 52997, 57218, 68930, 75710, 81740, 96502, 105994, 114436, 137860, 143045, 151420, 193004, 211988, 241255, 264985, 286090, 461831, 482510, 529970, 572180, 923662, 965020, 1059940, 1847324, 2309155, 3232817, 4618310, 6465634, 9236620, 12931268, 16164085, 32328170, 64656340]

約数ペア:

[(1, 64656340), (2, 32328170), (4, 16164085), (5, 12931268), (7, 9236620), (10, 6465634), (14, 4618310), (20, 3232817), (28, 2309155), (35, 1847324), (61, 1059940), (67, 965020), (70, 923662), (113, 572180), (122, 529970), (134, 482510), (140, 461831), (226, 286090), (244, 264985), (268, 241255), (305, 211988), (335, 193004), (427, 151420), (452, 143045), (469, 137860), (565, 114436), (610, 105994), (670, 96502), (791, 81740), (854, 75710), (938, 68930), (1130, 57218), (1220, 52997), (1340, 48251), (1582, 40870), (1708, 37855), (1876, 34465), (2135, 30284), (2260, 28609), (2345, 27572), (3164, 20435), (3955, 16348), (4087, 15820), (4270, 15142), (4690, 13786), (6893, 9380), (7571, 8540), (7910, 8174)]