80595625

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{617}}^1$

素因数の和:667

約数の個数: 40

約数和(自身を含む): 115837920

約数和(自身を除く): 35242295

約数列:

[1, 5, 11, 19, 25, 55, 95, 125, 209, 275, 475, 617, 625, 1045, 1375, 2375, 3085, 5225, 6787, 6875, 11723, 11875, 15425, 26125, 33935, 58615, 77125, 128953, 130625, 169675, 293075, 385625, 644765, 848375, 1465375, 3223825, 4241875, 7326875, 16119125, 80595625]

約数ペア:

[(1, 80595625), (5, 16119125), (11, 7326875), (19, 4241875), (25, 3223825), (55, 1465375), (95, 848375), (125, 644765), (209, 385625), (275, 293075), (475, 169675), (617, 130625), (625, 128953), (1045, 77125), (1375, 58615), (2375, 33935), (3085, 26125), (5225, 15425), (6787, 11875), (6875, 11723)]