80440796

素因数分解:

$2^2\times {\mathrm{191}}^1\times {\mathrm{211}}^1\times {\mathrm{499}}^1$

素因数の和:905

約数の個数: 24

約数和(自身を含む): 142464000

約数和(自身を除く): 62023204

約数列:

[1, 2, 4, 191, 211, 382, 422, 499, 764, 844, 998, 1996, 40301, 80602, 95309, 105289, 161204, 190618, 210578, 381236, 421156, 20110199, 40220398, 80440796]

約数ペア:

[(1, 80440796), (2, 40220398), (4, 20110199), (191, 421156), (211, 381236), (382, 210578), (422, 190618), (499, 161204), (764, 105289), (844, 95309), (998, 80602), (1996, 40301)]