25643940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{61057}}^1$

素因数の和:61076

約数の個数: 48

約数和(自身を含む): 82061952

約数和(自身を除く): 56418012

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, 61057, 122114, 183171, 244228, 305285, 366342, 427399, 610570, 732684, 854798, 915855, 1221140, 1282197, 1709596, 1831710, 2136995, 2564394, 3663420, 4273990, 5128788, 6410985, 8547980, 12821970, 25643940]

約数ペア:

[(1, 25643940), (2, 12821970), (3, 8547980), (4, 6410985), (5, 5128788), (6, 4273990), (7, 3663420), (10, 2564394), (12, 2136995), (14, 1831710), (15, 1709596), (20, 1282197), (21, 1221140), (28, 915855), (30, 854798), (35, 732684), (42, 610570), (60, 427399), (70, 366342), (84, 305285), (105, 244228), (140, 183171), (210, 122114), (420, 61057)]