102424700

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{20903}}^1$

素因数の和:20931

約数の個数: 54

約数和(自身を含む): 258561576

約数和(自身を除く): 156136876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 20903, 41806, 83612, 104515, 146321, 209030, 292642, 418060, 522575, 585284, 731605, 1024247, 1045150, 1463210, 2048494, 2090300, 2926420, 3658025, 4096988, 5121235, 7316050, 10242470, 14632100, 20484940, 25606175, 51212350, 102424700]

約数ペア:

[(1, 102424700), (2, 51212350), (4, 25606175), (5, 20484940), (7, 14632100), (10, 10242470), (14, 7316050), (20, 5121235), (25, 4096988), (28, 3658025), (35, 2926420), (49, 2090300), (50, 2048494), (70, 1463210), (98, 1045150), (100, 1024247), (140, 731605), (175, 585284), (196, 522575), (245, 418060), (350, 292642), (490, 209030), (700, 146321), (980, 104515), (1225, 83612), (2450, 41806), (4900, 20903)]