78609904

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:242

約数の個数: 80

約数和(自身を含む): 169462368

約数和(自身を除く): 90852464

約数列:

[1, 2, 4, 8, 16, 17, 34, 37, 68, 73, 74, 107, 136, 146, 148, 214, 272, 292, 296, 428, 584, 592, 629, 856, 1168, 1241, 1258, 1712, 1819, 2482, 2516, 2701, 3638, 3959, 4964, 5032, 5402, 7276, 7811, 7918, 9928, 10064, 10804, 14552, 15622, 15836, 19856, 21608, 29104, 31244, 31672, 43216, 45917, 62488, 63344, 67303, 91834, 124976, 132787, 134606, 183668, 265574, 269212, 289007, 367336, 531148, 538424, 578014, 734672, 1062296, 1076848, 1156028, 2124592, 2312056, 4624112, 4913119, 9826238, 19652476, 39304952, 78609904]

約数ペア:

[(1, 78609904), (2, 39304952), (4, 19652476), (8, 9826238), (16, 4913119), (17, 4624112), (34, 2312056), (37, 2124592), (68, 1156028), (73, 1076848), (74, 1062296), (107, 734672), (136, 578014), (146, 538424), (148, 531148), (214, 367336), (272, 289007), (292, 269212), (296, 265574), (428, 183668), (584, 134606), (592, 132787), (629, 124976), (856, 91834), (1168, 67303), (1241, 63344), (1258, 62488), (1712, 45917), (1819, 43216), (2482, 31672), (2516, 31244), (2701, 29104), (3638, 21608), (3959, 19856), (4964, 15836), (5032, 15622), (5402, 14552), (7276, 10804), (7811, 10064), (7918, 9928)]