65690560

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15791}}^1$

素因数の和:15821

約数の個数: 56

約数和(自身を含む): 168469056

約数和(自身を除く): 102778496

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 15791, 31582, 63164, 78955, 126328, 157910, 205283, 252656, 315820, 410566, 505312, 631640, 821132, 1010624, 1026415, 1263280, 1642264, 2052830, 2526560, 3284528, 4105660, 5053120, 6569056, 8211320, 13138112, 16422640, 32845280, 65690560]

約数ペア:

[(1, 65690560), (2, 32845280), (4, 16422640), (5, 13138112), (8, 8211320), (10, 6569056), (13, 5053120), (16, 4105660), (20, 3284528), (26, 2526560), (32, 2052830), (40, 1642264), (52, 1263280), (64, 1026415), (65, 1010624), (80, 821132), (104, 631640), (130, 505312), (160, 410566), (208, 315820), (260, 252656), (320, 205283), (416, 157910), (520, 126328), (832, 78955), (1040, 63164), (2080, 31582), (4160, 15791)]