89774020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{8117}}^1$

素因数の和:8212

約数の個数: 48

約数和(自身を含む): 218211840

約数和(自身を除く): 128437820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2212, 2765, 5530, 8117, 11060, 16234, 32468, 40585, 56819, 81170, 113638, 162340, 227276, 284095, 568190, 641243, 1136380, 1282486, 2564972, 3206215, 4488701, 6412430, 8977402, 12824860, 17954804, 22443505, 44887010, 89774020]

約数ペア:

[(1, 89774020), (2, 44887010), (4, 22443505), (5, 17954804), (7, 12824860), (10, 8977402), (14, 6412430), (20, 4488701), (28, 3206215), (35, 2564972), (70, 1282486), (79, 1136380), (140, 641243), (158, 568190), (316, 284095), (395, 227276), (553, 162340), (790, 113638), (1106, 81170), (1580, 56819), (2212, 40585), (2765, 32468), (5530, 16234), (8117, 11060)]