63625420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{673}}^1$

素因数の和:874

約数の個数: 48

約数和(自身を含む): 139275360

約数和(自身を除く): 75649940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 163, 290, 326, 580, 652, 673, 815, 1346, 1630, 2692, 3260, 3365, 4727, 6730, 9454, 13460, 18908, 19517, 23635, 39034, 47270, 78068, 94540, 97585, 109699, 195170, 219398, 390340, 438796, 548495, 1096990, 2193980, 3181271, 6362542, 12725084, 15906355, 31812710, 63625420]

約数ペア:

[(1, 63625420), (2, 31812710), (4, 15906355), (5, 12725084), (10, 6362542), (20, 3181271), (29, 2193980), (58, 1096990), (116, 548495), (145, 438796), (163, 390340), (290, 219398), (326, 195170), (580, 109699), (652, 97585), (673, 94540), (815, 78068), (1346, 47270), (1630, 39034), (2692, 23635), (3260, 19517), (3365, 18908), (4727, 13460), (6730, 9454)]