73830640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{70991}}^1$

素因数の和:71017

約数の個数: 40

約数和(自身を含む): 184863168

約数和(自身を除く): 111032528

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 70991, 141982, 283964, 354955, 567928, 709910, 922883, 1135856, 1419820, 1845766, 2839640, 3691532, 4614415, 5679280, 7383064, 9228830, 14766128, 18457660, 36915320, 73830640]

約数ペア:

[(1, 73830640), (2, 36915320), (4, 18457660), (5, 14766128), (8, 9228830), (10, 7383064), (13, 5679280), (16, 4614415), (20, 3691532), (26, 2839640), (40, 1845766), (52, 1419820), (65, 1135856), (80, 922883), (104, 709910), (130, 567928), (208, 354955), (260, 283964), (520, 141982), (1040, 70991)]