81840448

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:192

約数の個数: 112

約数和(自身を含む): 187634880

約数和(自身を除く): 105794432

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 37, 38, 64, 68, 74, 76, 107, 136, 148, 152, 214, 272, 296, 304, 323, 428, 544, 592, 608, 629, 646, 703, 856, 1088, 1184, 1216, 1258, 1292, 1406, 1712, 1819, 2033, 2368, 2516, 2584, 2812, 3424, 3638, 3959, 4066, 5032, 5168, 5624, 6848, 7276, 7918, 8132, 10064, 10336, 11248, 11951, 14552, 15836, 16264, 20128, 20672, 22496, 23902, 29104, 31672, 32528, 34561, 40256, 44992, 47804, 58208, 63344, 65056, 67303, 69122, 75221, 95608, 116416, 126688, 130112, 134606, 138244, 150442, 191216, 253376, 269212, 276488, 300884, 382432, 538424, 552976, 601768, 764864, 1076848, 1105952, 1203536, 1278757, 2153696, 2211904, 2407072, 2557514, 4307392, 4814144, 5115028, 10230056, 20460112, 40920224, 81840448]

約数ペア:

[(1, 81840448), (2, 40920224), (4, 20460112), (8, 10230056), (16, 5115028), (17, 4814144), (19, 4307392), (32, 2557514), (34, 2407072), (37, 2211904), (38, 2153696), (64, 1278757), (68, 1203536), (74, 1105952), (76, 1076848), (107, 764864), (136, 601768), (148, 552976), (152, 538424), (214, 382432), (272, 300884), (296, 276488), (304, 269212), (323, 253376), (428, 191216), (544, 150442), (592, 138244), (608, 134606), (629, 130112), (646, 126688), (703, 116416), (856, 95608), (1088, 75221), (1184, 69122), (1216, 67303), (1258, 65056), (1292, 63344), (1406, 58208), (1712, 47804), (1819, 44992), (2033, 40256), (2368, 34561), (2516, 32528), (2584, 31672), (2812, 29104), (3424, 23902), (3638, 22496), (3959, 20672), (4066, 20128), (5032, 16264), (5168, 15836), (5624, 14552), (6848, 11951), (7276, 11248), (7918, 10336), (8132, 10064)]