264744145

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{709}}^1$

素因数の和:945

約数の個数: 32

約数和(自身を含む): 353341440

約数和(自身を除く): 88597295

約数列:

[1, 5, 17, 23, 85, 115, 191, 391, 709, 955, 1955, 3247, 3545, 4393, 12053, 16235, 16307, 21965, 60265, 74681, 81535, 135419, 277219, 373405, 677095, 1386095, 2302123, 3114637, 11510615, 15573185, 52948829, 264744145]

約数ペア:

[(1, 264744145), (5, 52948829), (17, 15573185), (23, 11510615), (85, 3114637), (115, 2302123), (191, 1386095), (391, 677095), (709, 373405), (955, 277219), (1955, 135419), (3247, 81535), (3545, 74681), (4393, 60265), (12053, 21965), (16235, 16307)]