263967184

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{2381}}^1$

素因数の和:2456

約数の個数: 60

約数和(自身を含む): 567549612

約数和(自身を除く): 303582428

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 164, 169, 208, 328, 338, 533, 656, 676, 1066, 1352, 2132, 2381, 2704, 4264, 4762, 6929, 8528, 9524, 13858, 19048, 27716, 30953, 38096, 55432, 61906, 97621, 110864, 123812, 195242, 247624, 390484, 402389, 495248, 780968, 804778, 1269073, 1561936, 1609556, 2538146, 3219112, 5076292, 6438224, 10152584, 16497949, 20305168, 32995898, 65991796, 131983592, 263967184]

約数ペア:

[(1, 263967184), (2, 131983592), (4, 65991796), (8, 32995898), (13, 20305168), (16, 16497949), (26, 10152584), (41, 6438224), (52, 5076292), (82, 3219112), (104, 2538146), (164, 1609556), (169, 1561936), (208, 1269073), (328, 804778), (338, 780968), (533, 495248), (656, 402389), (676, 390484), (1066, 247624), (1352, 195242), (2132, 123812), (2381, 110864), (2704, 97621), (4264, 61906), (4762, 55432), (6929, 38096), (8528, 30953), (9524, 27716), (13858, 19048)]