25258380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{60139}}^1$

素因数の和:60158

約数の個数: 48

約数和(自身を含む): 80828160

約数和(自身を除く): 55569780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 60139, 120278, 180417, 240556, 300695, 360834, 420973, 601390, 721668, 841946, 902085, 1202780, 1262919, 1683892, 1804170, 2104865, 2525838, 3608340, 4209730, 5051676, 6314595, 8419460, 12629190, 25258380]

約数ペア:

[(1, 25258380), (2, 12629190), (3, 8419460), (4, 6314595), (5, 5051676), (6, 4209730), (7, 3608340), (10, 2525838), (12, 2104865), (14, 1804170), (15, 1683892), (20, 1262919), (21, 1202780), (28, 902085), (30, 841946), (35, 721668), (42, 601390), (60, 420973), (70, 360834), (84, 300695), (105, 240556), (140, 180417), (210, 120278), (420, 60139)]