140166145

素因数分解:

$5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{311}}^1$

素因数の和:565

約数の個数: 32

約数和(自身を含む): 196485120

約数和(自身を除く): 56318975

約数列:

[1, 5, 7, 35, 79, 163, 311, 395, 553, 815, 1141, 1555, 2177, 2765, 5705, 10885, 12877, 24569, 50693, 64385, 90139, 122845, 171983, 253465, 354851, 450695, 859915, 1774255, 4004747, 20023735, 28033229, 140166145]

約数ペア:

[(1, 140166145), (5, 28033229), (7, 20023735), (35, 4004747), (79, 1774255), (163, 859915), (311, 450695), (395, 354851), (553, 253465), (815, 171983), (1141, 122845), (1555, 90139), (2177, 64385), (2765, 50693), (5705, 24569), (10885, 12877)]