79341440

素因数分解:

$2^7\times 5^1\times {\mathrm{151}}^1\times {\mathrm{821}}^1$

素因数の和:991

約数の個数: 64

約数和(自身を含む): 191164320

約数和(自身を除く): 111822880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 151, 160, 302, 320, 604, 640, 755, 821, 1208, 1510, 1642, 2416, 3020, 3284, 4105, 4832, 6040, 6568, 8210, 9664, 12080, 13136, 16420, 19328, 24160, 26272, 32840, 48320, 52544, 65680, 96640, 105088, 123971, 131360, 247942, 262720, 495884, 525440, 619855, 991768, 1239710, 1983536, 2479420, 3967072, 4958840, 7934144, 9917680, 15868288, 19835360, 39670720, 79341440]

約数ペア:

[(1, 79341440), (2, 39670720), (4, 19835360), (5, 15868288), (8, 9917680), (10, 7934144), (16, 4958840), (20, 3967072), (32, 2479420), (40, 1983536), (64, 1239710), (80, 991768), (128, 619855), (151, 525440), (160, 495884), (302, 262720), (320, 247942), (604, 131360), (640, 123971), (755, 105088), (821, 96640), (1208, 65680), (1510, 52544), (1642, 48320), (2416, 32840), (3020, 26272), (3284, 24160), (4105, 19328), (4832, 16420), (6040, 13136), (6568, 12080), (8210, 9664)]