40515488

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{337}}^1$

素因数の和:394

約数の個数: 72

約数和(自身を含む): 91521612

約数和(自身を除く): 51006124

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 208, 221, 272, 289, 337, 416, 442, 544, 578, 674, 884, 1156, 1348, 1768, 2312, 2696, 3536, 3757, 4381, 4624, 5392, 5729, 7072, 7514, 8762, 9248, 10784, 11458, 15028, 17524, 22916, 30056, 35048, 45832, 60112, 70096, 74477, 91664, 97393, 120224, 140192, 148954, 183328, 194786, 297908, 389572, 595816, 779144, 1191632, 1266109, 1558288, 2383264, 2532218, 3116576, 5064436, 10128872, 20257744, 40515488]

約数ペア:

[(1, 40515488), (2, 20257744), (4, 10128872), (8, 5064436), (13, 3116576), (16, 2532218), (17, 2383264), (26, 1558288), (32, 1266109), (34, 1191632), (52, 779144), (68, 595816), (104, 389572), (136, 297908), (208, 194786), (221, 183328), (272, 148954), (289, 140192), (337, 120224), (416, 97393), (442, 91664), (544, 74477), (578, 70096), (674, 60112), (884, 45832), (1156, 35048), (1348, 30056), (1768, 22916), (2312, 17524), (2696, 15028), (3536, 11458), (3757, 10784), (4381, 9248), (4624, 8762), (5392, 7514), (5729, 7072)]