51380518

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{179}}^1$

素因数の和:325

約数の個数: 48

約数和(自身を含む): 94186800

約数和(自身を除く): 42806282

約数列:

[1, 2, 7, 14, 29, 49, 58, 98, 101, 179, 202, 203, 358, 406, 707, 1253, 1414, 1421, 2506, 2842, 2929, 4949, 5191, 5858, 8771, 9898, 10382, 17542, 18079, 20503, 36158, 36337, 41006, 72674, 126553, 143521, 253106, 254359, 287042, 508718, 524291, 885871, 1048582, 1771742, 3670037, 7340074, 25690259, 51380518]

約数ペア:

[(1, 51380518), (2, 25690259), (7, 7340074), (14, 3670037), (29, 1771742), (49, 1048582), (58, 885871), (98, 524291), (101, 508718), (179, 287042), (202, 254359), (203, 253106), (358, 143521), (406, 126553), (707, 72674), (1253, 41006), (1414, 36337), (1421, 36158), (2506, 20503), (2842, 18079), (2929, 17542), (4949, 10382), (5191, 9898), (5858, 8771)]