68157160

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{233}}^1$

素因数の和:418

約数の個数: 64

約数和(自身を含む): 157697280

約数和(自身を除く): 89540120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 103, 142, 206, 233, 284, 355, 412, 466, 515, 568, 710, 824, 932, 1030, 1165, 1420, 1864, 2060, 2330, 2840, 4120, 4660, 7313, 9320, 14626, 16543, 23999, 29252, 33086, 36565, 47998, 58504, 66172, 73130, 82715, 95996, 119995, 132344, 146260, 165430, 191992, 239990, 292520, 330860, 479980, 661720, 959960, 1703929, 3407858, 6815716, 8519645, 13631432, 17039290, 34078580, 68157160]

約数ペア:

[(1, 68157160), (2, 34078580), (4, 17039290), (5, 13631432), (8, 8519645), (10, 6815716), (20, 3407858), (40, 1703929), (71, 959960), (103, 661720), (142, 479980), (206, 330860), (233, 292520), (284, 239990), (355, 191992), (412, 165430), (466, 146260), (515, 132344), (568, 119995), (710, 95996), (824, 82715), (932, 73130), (1030, 66172), (1165, 58504), (1420, 47998), (1864, 36565), (2060, 33086), (2330, 29252), (2840, 23999), (4120, 16543), (4660, 14626), (7313, 9320)]