25903904

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{853}}^1$

素因数の和:949

約数の個数: 48

約数和(自身を含む): 55738872

約数和(自身を除く): 29834968

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 73, 104, 146, 208, 292, 416, 584, 853, 949, 1168, 1706, 1898, 2336, 3412, 3796, 6824, 7592, 11089, 13648, 15184, 22178, 27296, 30368, 44356, 62269, 88712, 124538, 177424, 249076, 354848, 498152, 809497, 996304, 1618994, 1992608, 3237988, 6475976, 12951952, 25903904]

約数ペア:

[(1, 25903904), (2, 12951952), (4, 6475976), (8, 3237988), (13, 1992608), (16, 1618994), (26, 996304), (32, 809497), (52, 498152), (73, 354848), (104, 249076), (146, 177424), (208, 124538), (292, 88712), (416, 62269), (584, 44356), (853, 30368), (949, 27296), (1168, 22178), (1706, 15184), (1898, 13648), (2336, 11089), (3412, 7592), (3796, 6824)]