74664490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{2503}}^1$

素因数の和:2686

約数の個数: 32

約数和(自身を含む): 142427520

約数和(自身を除く): 67763030

約数列:

[1, 2, 5, 10, 19, 38, 95, 157, 190, 314, 785, 1570, 2503, 2983, 5006, 5966, 12515, 14915, 25030, 29830, 47557, 95114, 237785, 392971, 475570, 785942, 1964855, 3929710, 7466449, 14932898, 37332245, 74664490]

約数ペア:

[(1, 74664490), (2, 37332245), (5, 14932898), (10, 7466449), (19, 3929710), (38, 1964855), (95, 785942), (157, 475570), (190, 392971), (314, 237785), (785, 95114), (1570, 47557), (2503, 29830), (2983, 25030), (5006, 14915), (5966, 12515)]