77972965

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 117037872

約数和(自身を除く): 39064907

約数列:

[1, 5, 7, 17, 35, 49, 85, 97, 119, 193, 245, 485, 595, 679, 833, 965, 1351, 1649, 3281, 3395, 4165, 4753, 6755, 8245, 9457, 11543, 16405, 18721, 22967, 23765, 47285, 57715, 80801, 93605, 114835, 131047, 160769, 318257, 404005, 655235, 803845, 917329, 1591285, 2227799, 4586645, 11138995, 15594593, 77972965]

約数ペア:

[(1, 77972965), (5, 15594593), (7, 11138995), (17, 4586645), (35, 2227799), (49, 1591285), (85, 917329), (97, 803845), (119, 655235), (193, 404005), (245, 318257), (485, 160769), (595, 131047), (679, 114835), (833, 93605), (965, 80801), (1351, 57715), (1649, 47285), (3281, 23765), (3395, 22967), (4165, 18721), (4753, 16405), (6755, 11543), (8245, 9457)]