203475455

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{409}}^1$

素因数の和:563

約数の個数: 32

約数和(自身を含む): 262137600

約数和(自身を除く): 58662145

約数列:

[1, 5, 29, 47, 73, 145, 235, 365, 409, 1363, 2045, 2117, 3431, 6815, 10585, 11861, 17155, 19223, 29857, 59305, 96115, 99499, 149285, 497495, 557467, 865853, 1403279, 2787335, 4329265, 7016395, 40695091, 203475455]

約数ペア:

[(1, 203475455), (5, 40695091), (29, 7016395), (47, 4329265), (73, 2787335), (145, 1403279), (235, 865853), (365, 557467), (409, 497495), (1363, 149285), (2045, 99499), (2117, 96115), (3431, 59305), (6815, 29857), (10585, 19223), (11861, 17155)]