289320910

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{15923}}^1$

素因数の和:16032

約数の個数: 32

約数和(自身を含む): 550333440

約数和(自身を除く): 261012530

約数列:

[1, 2, 5, 10, 23, 46, 79, 115, 158, 230, 395, 790, 1817, 3634, 9085, 15923, 18170, 31846, 79615, 159230, 366229, 732458, 1257917, 1831145, 2515834, 3662290, 6289585, 12579170, 28932091, 57864182, 144660455, 289320910]

約数ペア:

[(1, 289320910), (2, 144660455), (5, 57864182), (10, 28932091), (23, 12579170), (46, 6289585), (79, 3662290), (115, 2515834), (158, 1831145), (230, 1257917), (395, 732458), (790, 366229), (1817, 159230), (3634, 79615), (9085, 31846), (15923, 18170)]