628856590

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{27449}}^1$

素因数の和:27564

約数の個数: 32

約数和(自身を含む): 1185840000

約数和(自身を除く): 556983410

約数列:

[1, 2, 5, 10, 29, 58, 79, 145, 158, 290, 395, 790, 2291, 4582, 11455, 22910, 27449, 54898, 137245, 274490, 796021, 1592042, 2168471, 3980105, 4336942, 7960210, 10842355, 21684710, 62885659, 125771318, 314428295, 628856590]

約数ペア:

[(1, 628856590), (2, 314428295), (5, 125771318), (10, 62885659), (29, 21684710), (58, 10842355), (79, 7960210), (145, 4336942), (158, 3980105), (290, 2168471), (395, 1592042), (790, 796021), (2291, 274490), (4582, 137245), (11455, 54898), (22910, 27449)]