77988405

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:322

約数の個数: 64

約数和(自身を含む): 143032320

約数和(自身を除く): 65043915

約数列:

[1, 3, 5, 11, 15, 31, 33, 55, 79, 93, 155, 165, 193, 237, 341, 395, 465, 579, 869, 965, 1023, 1185, 1705, 2123, 2449, 2607, 2895, 4345, 5115, 5983, 6369, 7347, 10615, 12245, 13035, 15247, 17949, 26939, 29915, 31845, 36735, 45741, 65813, 76235, 80817, 89745, 134695, 167717, 197439, 228705, 329065, 404085, 472657, 503151, 838585, 987195, 1417971, 2363285, 2515755, 5199227, 7089855, 15597681, 25996135, 77988405]

約数ペア:

[(1, 77988405), (3, 25996135), (5, 15597681), (11, 7089855), (15, 5199227), (31, 2515755), (33, 2363285), (55, 1417971), (79, 987195), (93, 838585), (155, 503151), (165, 472657), (193, 404085), (237, 329065), (341, 228705), (395, 197439), (465, 167717), (579, 134695), (869, 89745), (965, 80817), (1023, 76235), (1185, 65813), (1705, 45741), (2123, 36735), (2449, 31845), (2607, 29915), (2895, 26939), (4345, 17949), (5115, 15247), (5983, 13035), (6369, 12245), (7347, 10615)]