80783395

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 127650816

約数和(自身を除く): 46867421

約数列:

[1, 5, 7, 11, 35, 37, 53, 55, 77, 107, 185, 259, 265, 371, 385, 407, 535, 583, 749, 1177, 1295, 1855, 1961, 2035, 2849, 2915, 3745, 3959, 4081, 5671, 5885, 8239, 9805, 13727, 14245, 19795, 20405, 21571, 27713, 28355, 39697, 41195, 43549, 62381, 68635, 107855, 138565, 150997, 198485, 209827, 217745, 304843, 311905, 436667, 754985, 1049135, 1468789, 1524215, 2183335, 2308097, 7343945, 11540485, 16156679, 80783395]

約数ペア:

[(1, 80783395), (5, 16156679), (7, 11540485), (11, 7343945), (35, 2308097), (37, 2183335), (53, 1524215), (55, 1468789), (77, 1049135), (107, 754985), (185, 436667), (259, 311905), (265, 304843), (371, 217745), (385, 209827), (407, 198485), (535, 150997), (583, 138565), (749, 107855), (1177, 68635), (1295, 62381), (1855, 43549), (1961, 41195), (2035, 39697), (2849, 28355), (2915, 27713), (3745, 21571), (3959, 20405), (4081, 19795), (5671, 14245), (5885, 13727), (8239, 9805)]