255538250

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2161}}^1$

素因数の和:2232

約数の個数: 64

約数和(自身を含む): 534238848

約数和(自身を除く): 278700598

約数列:

[1, 2, 5, 10, 11, 22, 25, 43, 50, 55, 86, 110, 125, 215, 250, 275, 430, 473, 550, 946, 1075, 1375, 2150, 2161, 2365, 2750, 4322, 4730, 5375, 10750, 10805, 11825, 21610, 23650, 23771, 47542, 54025, 59125, 92923, 108050, 118250, 118855, 185846, 237710, 270125, 464615, 540250, 594275, 929230, 1022153, 1188550, 2044306, 2323075, 2971375, 4646150, 5110765, 5942750, 10221530, 11615375, 23230750, 25553825, 51107650, 127769125, 255538250]

約数ペア:

[(1, 255538250), (2, 127769125), (5, 51107650), (10, 25553825), (11, 23230750), (22, 11615375), (25, 10221530), (43, 5942750), (50, 5110765), (55, 4646150), (86, 2971375), (110, 2323075), (125, 2044306), (215, 1188550), (250, 1022153), (275, 929230), (430, 594275), (473, 540250), (550, 464615), (946, 270125), (1075, 237710), (1375, 185846), (2150, 118855), (2161, 118250), (2365, 108050), (2750, 92923), (4322, 59125), (4730, 54025), (5375, 47542), (10750, 23771), (10805, 23650), (11825, 21610)]