89488700

素因数分解:

$2^2\times 5^2\times 7^3\times {\mathrm{2609}}^1$

素因数の和:2644

約数の個数: 72

約数和(自身を含む): 226548000

約数和(自身を除く): 137059300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 343, 350, 490, 686, 700, 980, 1225, 1372, 1715, 2450, 2609, 3430, 4900, 5218, 6860, 8575, 10436, 13045, 17150, 18263, 26090, 34300, 36526, 52180, 65225, 73052, 91315, 127841, 130450, 182630, 255682, 260900, 365260, 456575, 511364, 639205, 894887, 913150, 1278410, 1789774, 1826300, 2556820, 3196025, 3579548, 4474435, 6392050, 8948870, 12784100, 17897740, 22372175, 44744350, 89488700]

約数ペア:

[(1, 89488700), (2, 44744350), (4, 22372175), (5, 17897740), (7, 12784100), (10, 8948870), (14, 6392050), (20, 4474435), (25, 3579548), (28, 3196025), (35, 2556820), (49, 1826300), (50, 1789774), (70, 1278410), (98, 913150), (100, 894887), (140, 639205), (175, 511364), (196, 456575), (245, 365260), (343, 260900), (350, 255682), (490, 182630), (686, 130450), (700, 127841), (980, 91315), (1225, 73052), (1372, 65225), (1715, 52180), (2450, 36526), (2609, 34300), (3430, 26090), (4900, 18263), (5218, 17150), (6860, 13045), (8575, 10436)]