87157785

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{227}}^1$

素因数の和:438

約数の個数: 64

約数和(自身を含む): 165473280

約数和(自身を除く): 78315495

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 179, 195, 227, 429, 537, 681, 715, 895, 1135, 1969, 2145, 2327, 2497, 2685, 2951, 3405, 5907, 6981, 7491, 8853, 9845, 11635, 12485, 14755, 25597, 29535, 32461, 34905, 37455, 40633, 44265, 76791, 97383, 121899, 127985, 162305, 203165, 383955, 446963, 486915, 528229, 609495, 1340889, 1584687, 2234815, 2641145, 5810519, 6704445, 7923435, 17431557, 29052595, 87157785]

約数ペア:

[(1, 87157785), (3, 29052595), (5, 17431557), (11, 7923435), (13, 6704445), (15, 5810519), (33, 2641145), (39, 2234815), (55, 1584687), (65, 1340889), (143, 609495), (165, 528229), (179, 486915), (195, 446963), (227, 383955), (429, 203165), (537, 162305), (681, 127985), (715, 121899), (895, 97383), (1135, 76791), (1969, 44265), (2145, 40633), (2327, 37455), (2497, 34905), (2685, 32461), (2951, 29535), (3405, 25597), (5907, 14755), (6981, 12485), (7491, 11635), (8853, 9845)]