74304620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{16811}}^1$

素因数の和:16850

約数の個数: 48

約数和(自身を含む): 177938208

約数和(自身を除く): 103633588

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 16811, 33622, 67244, 84055, 168110, 218543, 285787, 336220, 437086, 571574, 874172, 1092715, 1143148, 1428935, 2185430, 2857870, 3715231, 4370860, 5715740, 7430462, 14860924, 18576155, 37152310, 74304620]

約数ペア:

[(1, 74304620), (2, 37152310), (4, 18576155), (5, 14860924), (10, 7430462), (13, 5715740), (17, 4370860), (20, 3715231), (26, 2857870), (34, 2185430), (52, 1428935), (65, 1143148), (68, 1092715), (85, 874172), (130, 571574), (170, 437086), (221, 336220), (260, 285787), (340, 218543), (442, 168110), (884, 84055), (1105, 67244), (2210, 33622), (4420, 16811)]