20130374875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{3037}}^1\times {\mathrm{4079}}^1$

素因数の和:7144

約数の個数: 32

約数和(自身を含む): 27070767360

約数和(自身を除く): 6940392485

約数列:

[1, 5, 13, 25, 65, 125, 325, 1625, 3037, 4079, 15185, 20395, 39481, 53027, 75925, 101975, 197405, 265135, 379625, 509875, 987025, 1325675, 4935125, 6628375, 12387923, 61939615, 161042999, 309698075, 805214995, 1548490375, 4026074975, 20130374875]

約数ペア:

[(1, 20130374875), (5, 4026074975), (13, 1548490375), (25, 805214995), (65, 309698075), (125, 161042999), (325, 61939615), (1625, 12387923), (3037, 6628375), (4079, 4935125), (15185, 1325675), (20395, 987025), (39481, 509875), (53027, 379625), (75925, 265135), (101975, 197405)]