89867824

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{331}}^1$

素因数の和:649

約数の個数: 40

約数和(自身を含む): 177845760

約数和(自身を除く): 87977936

約数列:

[1, 2, 4, 8, 16, 71, 142, 239, 284, 331, 478, 568, 662, 956, 1136, 1324, 1912, 2648, 3824, 5296, 16969, 23501, 33938, 47002, 67876, 79109, 94004, 135752, 158218, 188008, 271504, 316436, 376016, 632872, 1265744, 5616739, 11233478, 22466956, 44933912, 89867824]

約数ペア:

[(1, 89867824), (2, 44933912), (4, 22466956), (8, 11233478), (16, 5616739), (71, 1265744), (142, 632872), (239, 376016), (284, 316436), (331, 271504), (478, 188008), (568, 158218), (662, 135752), (956, 94004), (1136, 79109), (1324, 67876), (1912, 47002), (2648, 33938), (3824, 23501), (5296, 16969)]