81805488

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^2\times {\mathrm{4721}}^1$

素因数の和:4770

約数の個数: 60

約数和(自身を含む): 223086168

約数和(自身を除く): 141280680

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 361, 456, 722, 912, 1083, 1444, 2166, 2888, 4332, 4721, 5776, 8664, 9442, 14163, 17328, 18884, 28326, 37768, 56652, 75536, 89699, 113304, 179398, 226608, 269097, 358796, 538194, 717592, 1076388, 1435184, 1704281, 2152776, 3408562, 4305552, 5112843, 6817124, 10225686, 13634248, 20451372, 27268496, 40902744, 81805488]

約数ペア:

[(1, 81805488), (2, 40902744), (3, 27268496), (4, 20451372), (6, 13634248), (8, 10225686), (12, 6817124), (16, 5112843), (19, 4305552), (24, 3408562), (38, 2152776), (48, 1704281), (57, 1435184), (76, 1076388), (114, 717592), (152, 538194), (228, 358796), (304, 269097), (361, 226608), (456, 179398), (722, 113304), (912, 89699), (1083, 75536), (1444, 56652), (2166, 37768), (2888, 28326), (4332, 18884), (4721, 17328), (5776, 14163), (8664, 9442)]