72547755

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{419}}^1$

素因数の和:548

約数の個数: 64

約数和(自身を含む): 142248960

約数和(自身を除く): 69701205

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 97, 105, 119, 255, 291, 357, 419, 485, 595, 679, 1257, 1455, 1649, 1785, 2037, 2095, 2933, 3395, 4947, 6285, 7123, 8245, 8799, 10185, 11543, 14665, 21369, 24735, 34629, 35615, 40643, 43995, 49861, 57715, 106845, 121929, 149583, 173145, 203215, 249305, 284501, 609645, 690931, 747915, 853503, 1422505, 2072793, 3454655, 4267515, 4836517, 10363965, 14509551, 24182585, 72547755]

約数ペア:

[(1, 72547755), (3, 24182585), (5, 14509551), (7, 10363965), (15, 4836517), (17, 4267515), (21, 3454655), (35, 2072793), (51, 1422505), (85, 853503), (97, 747915), (105, 690931), (119, 609645), (255, 284501), (291, 249305), (357, 203215), (419, 173145), (485, 149583), (595, 121929), (679, 106845), (1257, 57715), (1455, 49861), (1649, 43995), (1785, 40643), (2037, 35615), (2095, 34629), (2933, 24735), (3395, 21369), (4947, 14665), (6285, 11543), (7123, 10185), (8245, 8799)]