25564660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{4007}}^1$

素因数の和:4056

約数の個数: 48

約数和(自身を含む): 60600960

約数和(自身を除く): 35036300

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 3190, 4007, 6380, 8014, 16028, 20035, 40070, 44077, 80140, 88154, 116203, 176308, 220385, 232406, 440770, 464812, 581015, 881540, 1162030, 1278233, 2324060, 2556466, 5112932, 6391165, 12782330, 25564660]

約数ペア:

[(1, 25564660), (2, 12782330), (4, 6391165), (5, 5112932), (10, 2556466), (11, 2324060), (20, 1278233), (22, 1162030), (29, 881540), (44, 581015), (55, 464812), (58, 440770), (110, 232406), (116, 220385), (145, 176308), (220, 116203), (290, 88154), (319, 80140), (580, 44077), (638, 40070), (1276, 20035), (1595, 16028), (3190, 8014), (4007, 6380)]