238271275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{7949}}^1$

素因数の和:8079

約数の個数: 24

約数和(自身を含む): 325314000

約数和(自身を除く): 87042725

約数列:

[1, 5, 11, 25, 55, 109, 275, 545, 1199, 2725, 5995, 7949, 29975, 39745, 87439, 198725, 437195, 866441, 2185975, 4332205, 9530851, 21661025, 47654255, 238271275]

約数ペア:

[(1, 238271275), (5, 47654255), (11, 21661025), (25, 9530851), (55, 4332205), (109, 2185975), (275, 866441), (545, 437195), (1199, 198725), (2725, 87439), (5995, 39745), (7949, 29975)]