66760040

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{9221}}^1$

素因数の和:9413

約数の個数: 32

約数和(自身を含む): 151056360

約数和(自身を除く): 84296320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 724, 905, 1448, 1810, 3620, 7240, 9221, 18442, 36884, 46105, 73768, 92210, 184420, 368840, 1669001, 3338002, 6676004, 8345005, 13352008, 16690010, 33380020, 66760040]

約数ペア:

[(1, 66760040), (2, 33380020), (4, 16690010), (5, 13352008), (8, 8345005), (10, 6676004), (20, 3338002), (40, 1669001), (181, 368840), (362, 184420), (724, 92210), (905, 73768), (1448, 46105), (1810, 36884), (3620, 18442), (7240, 9221)]