1787257810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{173}}^1\times {\mathrm{6113}}^1$

素因数の和:6319

約数の個数: 48

約数和(自身を含む): 3504275784

約数和(自身を除く): 1717017974

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 173, 338, 346, 845, 865, 1690, 1730, 2249, 4498, 6113, 11245, 12226, 22490, 29237, 30565, 58474, 61130, 79469, 146185, 158938, 292370, 397345, 794690, 1033097, 1057549, 2066194, 2115098, 5165485, 5287745, 10330970, 10575490, 13748137, 27496274, 68740685, 137481370, 178725781, 357451562, 893628905, 1787257810]

約数ペア:

[(1, 1787257810), (2, 893628905), (5, 357451562), (10, 178725781), (13, 137481370), (26, 68740685), (65, 27496274), (130, 13748137), (169, 10575490), (173, 10330970), (338, 5287745), (346, 5165485), (845, 2115098), (865, 2066194), (1690, 1057549), (1730, 1033097), (2249, 794690), (4498, 397345), (6113, 292370), (11245, 158938), (12226, 146185), (22490, 79469), (29237, 61130), (30565, 58474)]