65405580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{251}}^1$

素因数の和:407

約数の個数: 96

約数和(自身を含む): 190003968

約数和(自身を除く): 124598388

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 101, 129, 172, 202, 215, 251, 258, 303, 404, 430, 502, 505, 516, 606, 645, 753, 860, 1004, 1010, 1212, 1255, 1290, 1506, 1515, 2020, 2510, 2580, 3012, 3030, 3765, 4343, 5020, 6060, 7530, 8686, 10793, 13029, 15060, 17372, 21586, 21715, 25351, 26058, 32379, 43172, 43430, 50702, 52116, 53965, 64758, 65145, 76053, 86860, 101404, 107930, 126755, 129516, 130290, 152106, 161895, 215860, 253510, 260580, 304212, 323790, 380265, 507020, 647580, 760530, 1090093, 1521060, 2180186, 3270279, 4360372, 5450465, 6540558, 10900930, 13081116, 16351395, 21801860, 32702790, 65405580]

約数ペア:

[(1, 65405580), (2, 32702790), (3, 21801860), (4, 16351395), (5, 13081116), (6, 10900930), (10, 6540558), (12, 5450465), (15, 4360372), (20, 3270279), (30, 2180186), (43, 1521060), (60, 1090093), (86, 760530), (101, 647580), (129, 507020), (172, 380265), (202, 323790), (215, 304212), (251, 260580), (258, 253510), (303, 215860), (404, 161895), (430, 152106), (502, 130290), (505, 129516), (516, 126755), (606, 107930), (645, 101404), (753, 86860), (860, 76053), (1004, 65145), (1010, 64758), (1212, 53965), (1255, 52116), (1290, 50702), (1506, 43430), (1515, 43172), (2020, 32379), (2510, 26058), (2580, 25351), (3012, 21715), (3030, 21586), (3765, 17372), (4343, 15060), (5020, 13029), (6060, 10793), (7530, 8686)]