80623755

素因数分解:

$3^7\times 5^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:200

約数の個数: 64

約数和(自身を含む): 148544640

約数和(自身を除く): 67920885

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 81, 101, 135, 219, 243, 303, 365, 405, 505, 657, 729, 909, 1095, 1215, 1515, 1971, 2187, 2727, 3285, 3645, 4545, 5913, 7373, 8181, 9855, 10935, 13635, 17739, 22119, 24543, 29565, 36865, 40905, 53217, 66357, 73629, 88695, 110595, 122715, 159651, 199071, 220887, 266085, 331785, 368145, 597213, 798255, 995355, 1104435, 1791639, 2986065, 5374917, 8958195, 16124751, 26874585, 80623755]

約数ペア:

[(1, 80623755), (3, 26874585), (5, 16124751), (9, 8958195), (15, 5374917), (27, 2986065), (45, 1791639), (73, 1104435), (81, 995355), (101, 798255), (135, 597213), (219, 368145), (243, 331785), (303, 266085), (365, 220887), (405, 199071), (505, 159651), (657, 122715), (729, 110595), (909, 88695), (1095, 73629), (1215, 66357), (1515, 53217), (1971, 40905), (2187, 36865), (2727, 29565), (3285, 24543), (3645, 22119), (4545, 17739), (5913, 13635), (7373, 10935), (8181, 9855)]