79030640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{75991}}^1$

素因数の和:76017

約数の個数: 40

約数和(自身を含む): 197883168

約数和(自身を除く): 118852528

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 75991, 151982, 303964, 379955, 607928, 759910, 987883, 1215856, 1519820, 1975766, 3039640, 3951532, 4939415, 6079280, 7903064, 9878830, 15806128, 19757660, 39515320, 79030640]

約数ペア:

[(1, 79030640), (2, 39515320), (4, 19757660), (5, 15806128), (8, 9878830), (10, 7903064), (13, 6079280), (16, 4939415), (20, 3951532), (26, 3039640), (40, 1975766), (52, 1519820), (65, 1215856), (80, 987883), (104, 759910), (130, 607928), (208, 379955), (260, 303964), (520, 151982), (1040, 75991)]