25684140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{509}}^1$

素因数の和:579

約数の個数: 72

約数和(自身を含む): 74627280

約数和(自身を除く): 48943140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 509, 580, 841, 870, 1018, 1527, 1682, 1740, 2036, 2523, 2545, 3054, 3364, 4205, 5046, 5090, 6108, 7635, 8410, 10092, 10180, 12615, 14761, 15270, 16820, 25230, 29522, 30540, 44283, 50460, 59044, 73805, 88566, 147610, 177132, 221415, 295220, 428069, 442830, 856138, 885660, 1284207, 1712276, 2140345, 2568414, 4280690, 5136828, 6421035, 8561380, 12842070, 25684140]

約数ペア:

[(1, 25684140), (2, 12842070), (3, 8561380), (4, 6421035), (5, 5136828), (6, 4280690), (10, 2568414), (12, 2140345), (15, 1712276), (20, 1284207), (29, 885660), (30, 856138), (58, 442830), (60, 428069), (87, 295220), (116, 221415), (145, 177132), (174, 147610), (290, 88566), (348, 73805), (435, 59044), (509, 50460), (580, 44283), (841, 30540), (870, 29522), (1018, 25230), (1527, 16820), (1682, 15270), (1740, 14761), (2036, 12615), (2523, 10180), (2545, 10092), (3054, 8410), (3364, 7635), (4205, 6108), (5046, 5090)]