64663160

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{14831}}^1$

素因数の和:14951

約数の個数: 32

約数和(自身を含む): 146836800

約数和(自身を除く): 82173640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 14831, 29662, 59324, 74155, 118648, 148310, 296620, 593240, 1616579, 3233158, 6466316, 8082895, 12932632, 16165790, 32331580, 64663160]

約数ペア:

[(1, 64663160), (2, 32331580), (4, 16165790), (5, 12932632), (8, 8082895), (10, 6466316), (20, 3233158), (40, 1616579), (109, 593240), (218, 296620), (436, 148310), (545, 118648), (872, 74155), (1090, 59324), (2180, 29662), (4360, 14831)]