77142772

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1\times {\mathrm{229}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 158578560

約数和(自身を除く): 81435788

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 227, 229, 371, 454, 458, 742, 908, 916, 1484, 1589, 1603, 3178, 3206, 6356, 6412, 12031, 12137, 24062, 24274, 48124, 48548, 51983, 84217, 84959, 103966, 168434, 169918, 207932, 336868, 339836, 363881, 727762, 1455524, 2755099, 5510198, 11020396, 19285693, 38571386, 77142772]

約数ペア:

[(1, 77142772), (2, 38571386), (4, 19285693), (7, 11020396), (14, 5510198), (28, 2755099), (53, 1455524), (106, 727762), (212, 363881), (227, 339836), (229, 336868), (371, 207932), (454, 169918), (458, 168434), (742, 103966), (908, 84959), (916, 84217), (1484, 51983), (1589, 48548), (1603, 48124), (3178, 24274), (3206, 24062), (6356, 12137), (6412, 12031)]