64818190

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{397}}^1\times {\mathrm{563}}^1$

素因数の和:996

約数の個数: 32

約数和(自身を含む): 121214880

約数和(自身を除く): 56396690

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 397, 563, 794, 1126, 1985, 2815, 3970, 5630, 11513, 16327, 23026, 32654, 57565, 81635, 115130, 163270, 223511, 447022, 1117555, 2235110, 6481819, 12963638, 32409095, 64818190]

約数ペア:

[(1, 64818190), (2, 32409095), (5, 12963638), (10, 6481819), (29, 2235110), (58, 1117555), (145, 447022), (290, 223511), (397, 163270), (563, 115130), (794, 81635), (1126, 57565), (1985, 32654), (2815, 23026), (3970, 16327), (5630, 11513)]