247719625

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2819}}^1$

素因数の和:2890

約数の個数: 32

約数和(自身を含む): 334339200

約数和(自身を除く): 86619575

約数列:

[1, 5, 19, 25, 37, 95, 125, 185, 475, 703, 925, 2375, 2819, 3515, 4625, 14095, 17575, 53561, 70475, 87875, 104303, 267805, 352375, 521515, 1339025, 1981757, 2607575, 6695125, 9908785, 13037875, 49543925, 247719625]

約数ペア:

[(1, 247719625), (5, 49543925), (19, 13037875), (25, 9908785), (37, 6695125), (95, 2607575), (125, 1981757), (185, 1339025), (475, 521515), (703, 352375), (925, 267805), (2375, 104303), (2819, 87875), (3515, 70475), (4625, 53561), (14095, 17575)]