280457650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{1217}}^1$

素因数の和:1659

約数の個数: 48

約数和(自身を含む): 570900960

約数和(自身を除く): 290443310

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 419, 550, 838, 1217, 2095, 2434, 4190, 4609, 6085, 9218, 10475, 12170, 13387, 20950, 23045, 26774, 30425, 46090, 60850, 66935, 115225, 133870, 230450, 334675, 509923, 669350, 1019846, 2549615, 5099230, 5609153, 11218306, 12748075, 25496150, 28045765, 56091530, 140228825, 280457650]

約数ペア:

[(1, 280457650), (2, 140228825), (5, 56091530), (10, 28045765), (11, 25496150), (22, 12748075), (25, 11218306), (50, 5609153), (55, 5099230), (110, 2549615), (275, 1019846), (419, 669350), (550, 509923), (838, 334675), (1217, 230450), (2095, 133870), (2434, 115225), (4190, 66935), (4609, 60850), (6085, 46090), (9218, 30425), (10475, 26774), (12170, 23045), (13387, 20950)]