49810820

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{313}}^1$

素因数の和:504

約数の個数: 48

約数和(自身を含む): 107350320

約数和(自身を除く): 57539500

約数列:

[1, 2, 4, 5, 10, 20, 73, 109, 146, 218, 292, 313, 365, 436, 545, 626, 730, 1090, 1252, 1460, 1565, 2180, 3130, 6260, 7957, 15914, 22849, 31828, 34117, 39785, 45698, 68234, 79570, 91396, 114245, 136468, 159140, 170585, 228490, 341170, 456980, 682340, 2490541, 4981082, 9962164, 12452705, 24905410, 49810820]

約数ペア:

[(1, 49810820), (2, 24905410), (4, 12452705), (5, 9962164), (10, 4981082), (20, 2490541), (73, 682340), (109, 456980), (146, 341170), (218, 228490), (292, 170585), (313, 159140), (365, 136468), (436, 114245), (545, 91396), (626, 79570), (730, 68234), (1090, 45698), (1252, 39785), (1460, 34117), (1565, 31828), (2180, 22849), (3130, 15914), (6260, 7957)]