71722625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1$

素因数の和:171

約数の個数: 64

約数和(自身を含む): 106928640

約数和(自身を除く): 35206015

約数列:

[1, 5, 13, 19, 23, 25, 65, 95, 101, 115, 125, 247, 299, 325, 437, 475, 505, 575, 1235, 1313, 1495, 1625, 1919, 2185, 2323, 2375, 2525, 2875, 5681, 6175, 6565, 7475, 9595, 10925, 11615, 12625, 24947, 28405, 30199, 30875, 32825, 37375, 44137, 47975, 54625, 58075, 124735, 142025, 150995, 164125, 220685, 239875, 290375, 573781, 623675, 710125, 754975, 1103425, 2868905, 3118375, 3774875, 5517125, 14344525, 71722625]

約数ペア:

[(1, 71722625), (5, 14344525), (13, 5517125), (19, 3774875), (23, 3118375), (25, 2868905), (65, 1103425), (95, 754975), (101, 710125), (115, 623675), (125, 573781), (247, 290375), (299, 239875), (325, 220685), (437, 164125), (475, 150995), (505, 142025), (575, 124735), (1235, 58075), (1313, 54625), (1495, 47975), (1625, 44137), (1919, 37375), (2185, 32825), (2323, 30875), (2375, 30199), (2525, 28405), (2875, 24947), (5681, 12625), (6175, 11615), (6565, 10925), (7475, 9595)]