72828455

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 107864064

約数和(自身を除く): 35035609

約数列:

[1, 5, 7, 31, 35, 43, 49, 155, 215, 217, 223, 245, 301, 1085, 1115, 1333, 1505, 1519, 1561, 2107, 6665, 6913, 7595, 7805, 9331, 9589, 10535, 10927, 34565, 46655, 47945, 48391, 54635, 65317, 67123, 241955, 297259, 326585, 335615, 338737, 469861, 1486295, 1693685, 2080813, 2349305, 10404065, 14565691, 72828455]

約数ペア:

[(1, 72828455), (5, 14565691), (7, 10404065), (31, 2349305), (35, 2080813), (43, 1693685), (49, 1486295), (155, 469861), (215, 338737), (217, 335615), (223, 326585), (245, 297259), (301, 241955), (1085, 67123), (1115, 65317), (1333, 54635), (1505, 48391), (1519, 47945), (1561, 46655), (2107, 34565), (6665, 10927), (6913, 10535), (7595, 9589), (7805, 9331)]