79142980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29753}}^1$

素因数の和:29788

約数の個数: 48

約数和(自身を含む): 199946880

約数和(自身を除く): 120803900

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 29753, 59506, 119012, 148765, 208271, 297530, 416542, 565307, 595060, 833084, 1041355, 1130614, 2082710, 2261228, 2826535, 3957149, 4165420, 5653070, 7914298, 11306140, 15828596, 19785745, 39571490, 79142980]

約数ペア:

[(1, 79142980), (2, 39571490), (4, 19785745), (5, 15828596), (7, 11306140), (10, 7914298), (14, 5653070), (19, 4165420), (20, 3957149), (28, 2826535), (35, 2261228), (38, 2082710), (70, 1130614), (76, 1041355), (95, 833084), (133, 595060), (140, 565307), (190, 416542), (266, 297530), (380, 208271), (532, 148765), (665, 119012), (1330, 59506), (2660, 29753)]