56162680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2539}}^1$

素因数の和:2636

約数の個数: 64

約数和(自身を含む): 146304000

約数和(自身を除く): 90141320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 158, 280, 316, 395, 553, 632, 790, 1106, 1580, 2212, 2539, 2765, 3160, 4424, 5078, 5530, 10156, 11060, 12695, 17773, 20312, 22120, 25390, 35546, 50780, 71092, 88865, 101560, 142184, 177730, 200581, 355460, 401162, 710920, 802324, 1002905, 1404067, 1604648, 2005810, 2808134, 4011620, 5616268, 7020335, 8023240, 11232536, 14040670, 28081340, 56162680]

約数ペア:

[(1, 56162680), (2, 28081340), (4, 14040670), (5, 11232536), (7, 8023240), (8, 7020335), (10, 5616268), (14, 4011620), (20, 2808134), (28, 2005810), (35, 1604648), (40, 1404067), (56, 1002905), (70, 802324), (79, 710920), (140, 401162), (158, 355460), (280, 200581), (316, 177730), (395, 142184), (553, 101560), (632, 88865), (790, 71092), (1106, 50780), (1580, 35546), (2212, 25390), (2539, 22120), (2765, 20312), (3160, 17773), (4424, 12695), (5078, 11060), (5530, 10156)]