81102255

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:177

約数の個数: 64

約数和(自身を含む): 148055040

約数和(自身を除く): 66952785

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 107, 115, 169, 195, 299, 321, 345, 507, 535, 845, 897, 1391, 1495, 1605, 2197, 2461, 2535, 3887, 4173, 4485, 6591, 6955, 7383, 10985, 11661, 12305, 18083, 19435, 20865, 31993, 32955, 36915, 50531, 54249, 58305, 90415, 95979, 151593, 159965, 235079, 252655, 271245, 415909, 479895, 705237, 757965, 1175395, 1247727, 2079545, 3526185, 5406817, 6238635, 16220451, 27034085, 81102255]

約数ペア:

[(1, 81102255), (3, 27034085), (5, 16220451), (13, 6238635), (15, 5406817), (23, 3526185), (39, 2079545), (65, 1247727), (69, 1175395), (107, 757965), (115, 705237), (169, 479895), (195, 415909), (299, 271245), (321, 252655), (345, 235079), (507, 159965), (535, 151593), (845, 95979), (897, 90415), (1391, 58305), (1495, 54249), (1605, 50531), (2197, 36915), (2461, 32955), (2535, 31993), (3887, 20865), (4173, 19435), (4485, 18083), (6591, 12305), (6955, 11661), (7383, 10985)]