18252475

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{641}}^1$

素因数の和:735

約数の個数: 24

約数和(自身を含む): 24360048

約数和(自身を除く): 6107573

約数列:

[1, 5, 17, 25, 67, 85, 335, 425, 641, 1139, 1675, 3205, 5695, 10897, 16025, 28475, 42947, 54485, 214735, 272425, 730099, 1073675, 3650495, 18252475]

約数ペア:

[(1, 18252475), (5, 3650495), (17, 1073675), (25, 730099), (67, 272425), (85, 214735), (335, 54485), (425, 42947), (641, 28475), (1139, 16025), (1675, 10897), (3205, 5695)]