278833225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{10039}}^1$

素因数の和:10161

約数の個数: 24

約数和(自身を含む): 380957760

約数和(自身を除く): 102124535

約数列:

[1, 5, 11, 25, 55, 101, 275, 505, 1111, 2525, 5555, 10039, 27775, 50195, 110429, 250975, 552145, 1013939, 2760725, 5069695, 11153329, 25348475, 55766645, 278833225]

約数ペア:

[(1, 278833225), (5, 55766645), (11, 25348475), (25, 11153329), (55, 5069695), (101, 2760725), (275, 1013939), (505, 552145), (1111, 250975), (2525, 110429), (5555, 50195), (10039, 27775)]