71609020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{617}}^1\times {\mathrm{829}}^1$

素因数の和:1462

約数の個数: 48

約数和(自身を含む): 172347840

約数和(自身を除く): 100738820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 617, 829, 1234, 1658, 2468, 3085, 3316, 4145, 4319, 5803, 6170, 8290, 8638, 11606, 12340, 16580, 17276, 21595, 23212, 29015, 43190, 58030, 86380, 116060, 511493, 1022986, 2045972, 2557465, 3580451, 5114930, 7160902, 10229860, 14321804, 17902255, 35804510, 71609020]

約数ペア:

[(1, 71609020), (2, 35804510), (4, 17902255), (5, 14321804), (7, 10229860), (10, 7160902), (14, 5114930), (20, 3580451), (28, 2557465), (35, 2045972), (70, 1022986), (140, 511493), (617, 116060), (829, 86380), (1234, 58030), (1658, 43190), (2468, 29015), (3085, 23212), (3316, 21595), (4145, 17276), (4319, 16580), (5803, 12340), (6170, 11606), (8290, 8638)]