51286250

素因数分解:

$2^1\times 5^4\times {\mathrm{89}}^1\times {\mathrm{461}}^1$

素因数の和:572

約数の個数: 40

約数和(自身を含む): 97421940

約数和(自身を除く): 46135690

約数列:

[1, 2, 5, 10, 25, 50, 89, 125, 178, 250, 445, 461, 625, 890, 922, 1250, 2225, 2305, 4450, 4610, 11125, 11525, 22250, 23050, 41029, 55625, 57625, 82058, 111250, 115250, 205145, 288125, 410290, 576250, 1025725, 2051450, 5128625, 10257250, 25643125, 51286250]

約数ペア:

[(1, 51286250), (2, 25643125), (5, 10257250), (10, 5128625), (25, 2051450), (50, 1025725), (89, 576250), (125, 410290), (178, 288125), (250, 205145), (445, 115250), (461, 111250), (625, 82058), (890, 57625), (922, 55625), (1250, 41029), (2225, 23050), (2305, 22250), (4450, 11525), (4610, 11125)]