80940783

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:268

約数の個数: 64

約数和(自身を含む): 141557760

約数和(自身を除く): 60616977

約数列:

[1, 3, 7, 11, 21, 31, 33, 77, 89, 93, 127, 217, 231, 267, 341, 381, 623, 651, 889, 979, 1023, 1397, 1869, 2387, 2667, 2759, 2937, 3937, 4191, 6853, 7161, 8277, 9779, 11303, 11811, 19313, 20559, 27559, 29337, 30349, 33909, 43307, 57939, 79121, 82677, 91047, 124333, 129921, 212443, 237363, 303149, 350393, 372999, 637329, 870331, 909447, 1051179, 2452751, 2610993, 3854323, 7358253, 11562969, 26980261, 80940783]

約数ペア:

[(1, 80940783), (3, 26980261), (7, 11562969), (11, 7358253), (21, 3854323), (31, 2610993), (33, 2452751), (77, 1051179), (89, 909447), (93, 870331), (127, 637329), (217, 372999), (231, 350393), (267, 303149), (341, 237363), (381, 212443), (623, 129921), (651, 124333), (889, 91047), (979, 82677), (1023, 79121), (1397, 57939), (1869, 43307), (2387, 33909), (2667, 30349), (2759, 29337), (2937, 27559), (3937, 20559), (4191, 19313), (6853, 11811), (7161, 11303), (8277, 9779)]