79027780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{227}}^1$

素因数の和:365

約数の個数: 72

約数和(自身を含む): 182250432

約数和(自身を除く): 103222652

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 103, 130, 169, 206, 227, 260, 338, 412, 454, 515, 676, 845, 908, 1030, 1135, 1339, 1690, 2060, 2270, 2678, 2951, 3380, 4540, 5356, 5902, 6695, 11804, 13390, 14755, 17407, 23381, 26780, 29510, 34814, 38363, 46762, 59020, 69628, 76726, 87035, 93524, 116905, 153452, 174070, 191815, 233810, 303953, 348140, 383630, 467620, 607906, 767260, 1215812, 1519765, 3039530, 3951389, 6079060, 7902778, 15805556, 19756945, 39513890, 79027780]

約数ペア:

[(1, 79027780), (2, 39513890), (4, 19756945), (5, 15805556), (10, 7902778), (13, 6079060), (20, 3951389), (26, 3039530), (52, 1519765), (65, 1215812), (103, 767260), (130, 607906), (169, 467620), (206, 383630), (227, 348140), (260, 303953), (338, 233810), (412, 191815), (454, 174070), (515, 153452), (676, 116905), (845, 93524), (908, 87035), (1030, 76726), (1135, 69628), (1339, 59020), (1690, 46762), (2060, 38363), (2270, 34814), (2678, 29510), (2951, 26780), (3380, 23381), (4540, 17407), (5356, 14755), (5902, 13390), (6695, 11804)]