80613660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{4649}}^1$

素因数の和:4695

約数の個数: 72

約数和(自身を含む): 239828400

約数和(自身を除く): 159214740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 289, 340, 510, 578, 867, 1020, 1156, 1445, 1734, 2890, 3468, 4335, 4649, 5780, 8670, 9298, 13947, 17340, 18596, 23245, 27894, 46490, 55788, 69735, 79033, 92980, 139470, 158066, 237099, 278940, 316132, 395165, 474198, 790330, 948396, 1185495, 1343561, 1580660, 2370990, 2687122, 4030683, 4741980, 5374244, 6717805, 8061366, 13435610, 16122732, 20153415, 26871220, 40306830, 80613660]

約数ペア:

[(1, 80613660), (2, 40306830), (3, 26871220), (4, 20153415), (5, 16122732), (6, 13435610), (10, 8061366), (12, 6717805), (15, 5374244), (17, 4741980), (20, 4030683), (30, 2687122), (34, 2370990), (51, 1580660), (60, 1343561), (68, 1185495), (85, 948396), (102, 790330), (170, 474198), (204, 395165), (255, 316132), (289, 278940), (340, 237099), (510, 158066), (578, 139470), (867, 92980), (1020, 79033), (1156, 69735), (1445, 55788), (1734, 46490), (2890, 27894), (3468, 23245), (4335, 18596), (4649, 17340), (5780, 13947), (8670, 9298)]