66819095

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:360

約数の個数: 48

約数和(自身を含む): 100761408

約数和(自身を除く): 33942313

約数列:

[1, 5, 7, 17, 35, 49, 61, 85, 119, 245, 263, 305, 427, 595, 833, 1037, 1315, 1841, 2135, 2989, 4165, 4471, 5185, 7259, 9205, 12887, 14945, 16043, 22355, 31297, 36295, 50813, 64435, 80215, 112301, 156485, 219079, 254065, 272731, 561505, 786107, 1095395, 1363655, 1909117, 3930535, 9545585, 13363819, 66819095]

約数ペア:

[(1, 66819095), (5, 13363819), (7, 9545585), (17, 3930535), (35, 1909117), (49, 1363655), (61, 1095395), (85, 786107), (119, 561505), (245, 272731), (263, 254065), (305, 219079), (427, 156485), (595, 112301), (833, 80215), (1037, 64435), (1315, 50813), (1841, 36295), (2135, 31297), (2989, 22355), (4165, 16043), (4471, 14945), (5185, 12887), (7259, 9205)]