25054768

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1129}}^1$

素因数の和:1229

約数の個数: 40

約数和(自身を含む): 51844400

約数和(自身を除く): 26789632

約数列:

[1, 2, 4, 8, 16, 19, 38, 73, 76, 146, 152, 292, 304, 584, 1129, 1168, 1387, 2258, 2774, 4516, 5548, 9032, 11096, 18064, 21451, 22192, 42902, 82417, 85804, 164834, 171608, 329668, 343216, 659336, 1318672, 1565923, 3131846, 6263692, 12527384, 25054768]

約数ペア:

[(1, 25054768), (2, 12527384), (4, 6263692), (8, 3131846), (16, 1565923), (19, 1318672), (38, 659336), (73, 343216), (76, 329668), (146, 171608), (152, 164834), (292, 85804), (304, 82417), (584, 42902), (1129, 22192), (1168, 21451), (1387, 18064), (2258, 11096), (2774, 9032), (4516, 5548)]