81285952

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:204

約数の個数: 112

約数和(自身を含む): 190195200

約数和(自身を除く): 108909248

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 59, 64, 76, 88, 103, 118, 152, 176, 206, 209, 236, 304, 352, 412, 418, 472, 608, 649, 704, 824, 836, 944, 1121, 1133, 1216, 1298, 1648, 1672, 1888, 1957, 2242, 2266, 2596, 3296, 3344, 3776, 3914, 4484, 4532, 5192, 6077, 6592, 6688, 7828, 8968, 9064, 10384, 12154, 12331, 13376, 15656, 17936, 18128, 20768, 21527, 24308, 24662, 31312, 35872, 36256, 41536, 43054, 48616, 49324, 62624, 66847, 71744, 72512, 86108, 97232, 98648, 115463, 125248, 133694, 172216, 194464, 197296, 230926, 267388, 344432, 388928, 394592, 461852, 534776, 688864, 789184, 923704, 1069552, 1270093, 1377728, 1847408, 2139104, 2540186, 3694816, 4278208, 5080372, 7389632, 10160744, 20321488, 40642976, 81285952]

約数ペア:

[(1, 81285952), (2, 40642976), (4, 20321488), (8, 10160744), (11, 7389632), (16, 5080372), (19, 4278208), (22, 3694816), (32, 2540186), (38, 2139104), (44, 1847408), (59, 1377728), (64, 1270093), (76, 1069552), (88, 923704), (103, 789184), (118, 688864), (152, 534776), (176, 461852), (206, 394592), (209, 388928), (236, 344432), (304, 267388), (352, 230926), (412, 197296), (418, 194464), (472, 172216), (608, 133694), (649, 125248), (704, 115463), (824, 98648), (836, 97232), (944, 86108), (1121, 72512), (1133, 71744), (1216, 66847), (1298, 62624), (1648, 49324), (1672, 48616), (1888, 43054), (1957, 41536), (2242, 36256), (2266, 35872), (2596, 31312), (3296, 24662), (3344, 24308), (3776, 21527), (3914, 20768), (4484, 18128), (4532, 17936), (5192, 15656), (6077, 13376), (6592, 12331), (6688, 12154), (7828, 10384), (8968, 9064)]