402648385

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{797}}^1\times {\mathrm{1279}}^1$

素因数の和:2160

約数の個数: 16

約数和(自身を含む): 490291200

約数和(自身を除く): 87642815

約数列:

[1, 5, 79, 395, 797, 1279, 3985, 6395, 62963, 101041, 314815, 505205, 1019363, 5096815, 80529677, 402648385]

約数ペア:

[(1, 402648385), (5, 80529677), (79, 5096815), (395, 1019363), (797, 505205), (1279, 314815), (3985, 101041), (6395, 62963)]