275400580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{21617}}^1$

素因数の和:21653

約数の個数: 72

約数和(自身を含む): 724548888

約数和(自身を除く): 449148308

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 6370, 12740, 21617, 43234, 86468, 108085, 151319, 216170, 281021, 302638, 432340, 562042, 605276, 756595, 1059233, 1124084, 1405105, 1513190, 1967147, 2118466, 2810210, 3026380, 3934294, 4236932, 5296165, 5620420, 7868588, 9835735, 10592330, 13770029, 19671470, 21184660, 27540058, 39342940, 55080116, 68850145, 137700290, 275400580]

約数ペア:

[(1, 275400580), (2, 137700290), (4, 68850145), (5, 55080116), (7, 39342940), (10, 27540058), (13, 21184660), (14, 19671470), (20, 13770029), (26, 10592330), (28, 9835735), (35, 7868588), (49, 5620420), (52, 5296165), (65, 4236932), (70, 3934294), (91, 3026380), (98, 2810210), (130, 2118466), (140, 1967147), (182, 1513190), (196, 1405105), (245, 1124084), (260, 1059233), (364, 756595), (455, 605276), (490, 562042), (637, 432340), (910, 302638), (980, 281021), (1274, 216170), (1820, 151319), (2548, 108085), (3185, 86468), (6370, 43234), (12740, 21617)]