85365180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{733}}^1$

素因数の和:1395

約数の個数: 72

約数和(自身を含む): 259695072

約数和(自身を除く): 174329892

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 647, 733, 1294, 1466, 1941, 2199, 2588, 2932, 3235, 3665, 3882, 4398, 5823, 6470, 6597, 7330, 7764, 8796, 9705, 10995, 11646, 12940, 13194, 14660, 19410, 21990, 23292, 26388, 29115, 32985, 38820, 43980, 58230, 65970, 116460, 131940, 474251, 948502, 1422753, 1897004, 2371255, 2845506, 4268259, 4742510, 5691012, 7113765, 8536518, 9485020, 14227530, 17073036, 21341295, 28455060, 42682590, 85365180]

約数ペア:

[(1, 85365180), (2, 42682590), (3, 28455060), (4, 21341295), (5, 17073036), (6, 14227530), (9, 9485020), (10, 8536518), (12, 7113765), (15, 5691012), (18, 4742510), (20, 4268259), (30, 2845506), (36, 2371255), (45, 1897004), (60, 1422753), (90, 948502), (180, 474251), (647, 131940), (733, 116460), (1294, 65970), (1466, 58230), (1941, 43980), (2199, 38820), (2588, 32985), (2932, 29115), (3235, 26388), (3665, 23292), (3882, 21990), (4398, 19410), (5823, 14660), (6470, 13194), (6597, 12940), (7330, 11646), (7764, 10995), (8796, 9705)]