187413775

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{397}}^1\times {\mathrm{821}}^1$

素因数の和:1251

約数の個数: 24

約数和(自身を含む): 243404064

約数和(自身を除く): 55990289

約数列:

[1, 5, 23, 25, 115, 397, 575, 821, 1985, 4105, 9131, 9925, 18883, 20525, 45655, 94415, 228275, 325937, 472075, 1629685, 7496551, 8148425, 37482755, 187413775]

約数ペア:

[(1, 187413775), (5, 37482755), (23, 8148425), (25, 7496551), (115, 1629685), (397, 472075), (575, 325937), (821, 228275), (1985, 94415), (4105, 45655), (9131, 20525), (9925, 18883)]