19156977725

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{3023}}^1$

素因数の和:3266

約数の個数: 48

約数和(自身を含む): 25270382592

約数和(自身を除く): 6113404867

約数列:

[1, 5, 23, 25, 103, 107, 115, 515, 535, 575, 2369, 2461, 2575, 2675, 3023, 11021, 11845, 12305, 15115, 55105, 59225, 61525, 69529, 75575, 253483, 275525, 311369, 323461, 347645, 1267415, 1556845, 1617305, 1738225, 6337075, 7161487, 7439603, 7784225, 8086525, 33316483, 35807435, 37198015, 166582415, 179037175, 185990075, 766279109, 832912075, 3831395545, 19156977725]

約数ペア:

[(1, 19156977725), (5, 3831395545), (23, 832912075), (25, 766279109), (103, 185990075), (107, 179037175), (115, 166582415), (515, 37198015), (535, 35807435), (575, 33316483), (2369, 8086525), (2461, 7784225), (2575, 7439603), (2675, 7161487), (3023, 6337075), (11021, 1738225), (11845, 1617305), (12305, 1556845), (15115, 1267415), (55105, 347645), (59225, 323461), (61525, 311369), (69529, 275525), (75575, 253483)]