268526128

素因数分解:

$2^4\times {\mathrm{13}}^3\times {\mathrm{7639}}^1$

素因数の和:7686

約数の個数: 40

約数和(自身を含む): 563679200

約数和(自身を除く): 295153072

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2197, 2704, 4394, 7639, 8788, 15278, 17576, 30556, 35152, 61112, 99307, 122224, 198614, 397228, 794456, 1290991, 1588912, 2581982, 5163964, 10327928, 16782883, 20655856, 33565766, 67131532, 134263064, 268526128]

約数ペア:

[(1, 268526128), (2, 134263064), (4, 67131532), (8, 33565766), (13, 20655856), (16, 16782883), (26, 10327928), (52, 5163964), (104, 2581982), (169, 1588912), (208, 1290991), (338, 794456), (676, 397228), (1352, 198614), (2197, 122224), (2704, 99307), (4394, 61112), (7639, 35152), (8788, 30556), (15278, 17576)]