202089680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4519}}^1$

素因数の和:4588

約数の個数: 80

約数和(自身を含む): 517883520

約数和(自身を除く): 315793840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 43, 52, 65, 80, 86, 104, 130, 172, 208, 215, 260, 344, 430, 520, 559, 688, 860, 1040, 1118, 1720, 2236, 2795, 3440, 4472, 4519, 5590, 8944, 9038, 11180, 18076, 22360, 22595, 36152, 44720, 45190, 58747, 72304, 90380, 117494, 180760, 194317, 234988, 293735, 361520, 388634, 469976, 587470, 777268, 939952, 971585, 1174940, 1554536, 1943170, 2349880, 2526121, 3109072, 3886340, 4699760, 5052242, 7772680, 10104484, 12630605, 15545360, 20208968, 25261210, 40417936, 50522420, 101044840, 202089680]

約数ペア:

[(1, 202089680), (2, 101044840), (4, 50522420), (5, 40417936), (8, 25261210), (10, 20208968), (13, 15545360), (16, 12630605), (20, 10104484), (26, 7772680), (40, 5052242), (43, 4699760), (52, 3886340), (65, 3109072), (80, 2526121), (86, 2349880), (104, 1943170), (130, 1554536), (172, 1174940), (208, 971585), (215, 939952), (260, 777268), (344, 587470), (430, 469976), (520, 388634), (559, 361520), (688, 293735), (860, 234988), (1040, 194317), (1118, 180760), (1720, 117494), (2236, 90380), (2795, 72304), (3440, 58747), (4472, 45190), (4519, 44720), (5590, 36152), (8944, 22595), (9038, 22360), (11180, 18076)]