401748245

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1\times {\mathrm{311}}^1$

素因数の和:625

約数の個数: 32

約数和(自身を含む): 517570560

約数和(自身を除く): 115822315

約数列:

[1, 5, 23, 47, 115, 235, 239, 311, 1081, 1195, 1555, 5405, 5497, 7153, 11233, 14617, 27485, 35765, 56165, 73085, 74329, 258359, 336191, 371645, 1291795, 1680955, 1709567, 3493463, 8547835, 17467315, 80349649, 401748245]

約数ペア:

[(1, 401748245), (5, 80349649), (23, 17467315), (47, 8547835), (115, 3493463), (235, 1709567), (239, 1680955), (311, 1291795), (1081, 371645), (1195, 336191), (1555, 258359), (5405, 74329), (5497, 73085), (7153, 56165), (11233, 35765), (14617, 27485)]