78977745

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{991}}^1$

素因数の和:1043

約数の個数: 96

約数和(自身を含む): 178274304

約数和(自身を除く): 99296559

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 23, 33, 35, 45, 55, 63, 69, 77, 99, 105, 115, 161, 165, 207, 231, 253, 315, 345, 385, 483, 495, 693, 759, 805, 991, 1035, 1155, 1265, 1449, 1771, 2277, 2415, 2973, 3465, 3795, 4955, 5313, 6937, 7245, 8855, 8919, 10901, 11385, 14865, 15939, 20811, 22793, 26565, 32703, 34685, 44595, 54505, 62433, 68379, 76307, 79695, 98109, 104055, 113965, 159551, 163515, 205137, 228921, 250723, 312165, 341895, 381535, 478653, 490545, 686763, 752169, 797755, 1025685, 1144605, 1253615, 1435959, 1755061, 2256507, 2393265, 3433815, 3760845, 5265183, 7179795, 8775305, 11282535, 15795549, 26325915, 78977745]

約数ペア:

[(1, 78977745), (3, 26325915), (5, 15795549), (7, 11282535), (9, 8775305), (11, 7179795), (15, 5265183), (21, 3760845), (23, 3433815), (33, 2393265), (35, 2256507), (45, 1755061), (55, 1435959), (63, 1253615), (69, 1144605), (77, 1025685), (99, 797755), (105, 752169), (115, 686763), (161, 490545), (165, 478653), (207, 381535), (231, 341895), (253, 312165), (315, 250723), (345, 228921), (385, 205137), (483, 163515), (495, 159551), (693, 113965), (759, 104055), (805, 98109), (991, 79695), (1035, 76307), (1155, 68379), (1265, 62433), (1449, 54505), (1771, 44595), (2277, 34685), (2415, 32703), (2973, 26565), (3465, 22793), (3795, 20811), (4955, 15939), (5313, 14865), (6937, 11385), (7245, 10901), (8855, 8919)]