74904890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{499}}^1\times {\mathrm{883}}^1$

素因数の和:1406

約数の個数: 32

約数和(自身を含む): 143208000

約数和(自身を除く): 68303110

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 499, 883, 998, 1766, 2495, 4415, 4990, 8483, 8830, 15011, 16966, 30022, 42415, 75055, 84830, 150110, 440617, 881234, 2203085, 4406170, 7490489, 14980978, 37452445, 74904890]

約数ペア:

[(1, 74904890), (2, 37452445), (5, 14980978), (10, 7490489), (17, 4406170), (34, 2203085), (85, 881234), (170, 440617), (499, 150110), (883, 84830), (998, 75055), (1766, 42415), (2495, 30022), (4415, 16966), (4990, 15011), (8483, 8830)]