89203640

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{28229}}^1$

素因数の和:28319

約数の個数: 32

約数和(自身を含む): 203256000

約数和(自身を除く): 114052360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 28229, 56458, 112916, 141145, 225832, 282290, 564580, 1129160, 2230091, 4460182, 8920364, 11150455, 17840728, 22300910, 44601820, 89203640]

約数ペア:

[(1, 89203640), (2, 44601820), (4, 22300910), (5, 17840728), (8, 11150455), (10, 8920364), (20, 4460182), (40, 2230091), (79, 1129160), (158, 564580), (316, 282290), (395, 225832), (632, 141145), (790, 112916), (1580, 56458), (3160, 28229)]