2551137580

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1\times {\mathrm{12497}}^1$

素因数の和:12738

約数の個数: 48

約数和(自身を含む): 5480123040

約数和(自身を除く): 2928985460

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 173, 236, 295, 346, 590, 692, 865, 1180, 1730, 3460, 10207, 12497, 20414, 24994, 40828, 49988, 51035, 62485, 102070, 124970, 204140, 249940, 737323, 1474646, 2161981, 2949292, 3686615, 4323962, 7373230, 8647924, 10809905, 14746460, 21619810, 43239620, 127556879, 255113758, 510227516, 637784395, 1275568790, 2551137580]

約数ペア:

[(1, 2551137580), (2, 1275568790), (4, 637784395), (5, 510227516), (10, 255113758), (20, 127556879), (59, 43239620), (118, 21619810), (173, 14746460), (236, 10809905), (295, 8647924), (346, 7373230), (590, 4323962), (692, 3686615), (865, 2949292), (1180, 2161981), (1730, 1474646), (3460, 737323), (10207, 249940), (12497, 204140), (20414, 124970), (24994, 102070), (40828, 62485), (49988, 51035)]