87295975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 125130880

約数和(自身を除く): 37834905

約数列:

[1, 5, 13, 19, 25, 65, 67, 95, 211, 247, 325, 335, 475, 871, 1055, 1235, 1273, 1675, 2743, 4009, 4355, 5275, 6175, 6365, 13715, 14137, 16549, 20045, 21775, 31825, 52117, 68575, 70685, 82745, 100225, 183781, 260585, 268603, 353425, 413725, 918905, 1302925, 1343015, 3491839, 4594525, 6715075, 17459195, 87295975]

約数ペア:

[(1, 87295975), (5, 17459195), (13, 6715075), (19, 4594525), (25, 3491839), (65, 1343015), (67, 1302925), (95, 918905), (211, 413725), (247, 353425), (325, 268603), (335, 260585), (475, 183781), (871, 100225), (1055, 82745), (1235, 70685), (1273, 68575), (1675, 52117), (2743, 31825), (4009, 21775), (4355, 20045), (5275, 16549), (6175, 14137), (6365, 13715)]