67281584

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{5147}}^1$

素因数の和:5217

約数の個数: 40

約数和(自身を含む): 140437440

約数和(自身を除く): 73155856

約数列:

[1, 2, 4, 8, 16, 19, 38, 43, 76, 86, 152, 172, 304, 344, 688, 817, 1634, 3268, 5147, 6536, 10294, 13072, 20588, 41176, 82352, 97793, 195586, 221321, 391172, 442642, 782344, 885284, 1564688, 1770568, 3541136, 4205099, 8410198, 16820396, 33640792, 67281584]

約数ペア:

[(1, 67281584), (2, 33640792), (4, 16820396), (8, 8410198), (16, 4205099), (19, 3541136), (38, 1770568), (43, 1564688), (76, 885284), (86, 782344), (152, 442642), (172, 391172), (304, 221321), (344, 195586), (688, 97793), (817, 82352), (1634, 41176), (3268, 20588), (5147, 13072), (6536, 10294)]