81008704

素因数分解:

$2^6\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:376

約数の個数: 112

約数和(自身を含む): 200273920

約数和(自身を除く): 119265216

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 32, 38, 56, 62, 64, 76, 112, 124, 133, 152, 217, 224, 248, 266, 304, 307, 434, 448, 496, 532, 589, 608, 614, 868, 992, 1064, 1178, 1216, 1228, 1736, 1984, 2128, 2149, 2356, 2456, 3472, 4123, 4256, 4298, 4712, 4912, 5833, 6944, 8246, 8512, 8596, 9424, 9517, 9824, 11666, 13888, 16492, 17192, 18848, 19034, 19648, 23332, 32984, 34384, 37696, 38068, 40831, 46664, 65968, 66619, 68768, 76136, 81662, 93328, 131936, 133238, 137536, 152272, 163324, 180823, 186656, 263872, 266476, 304544, 326648, 361646, 373312, 532952, 609088, 653296, 723292, 1065904, 1265761, 1306592, 1446584, 2131808, 2531522, 2613184, 2893168, 4263616, 5063044, 5786336, 10126088, 11572672, 20252176, 40504352, 81008704]

約数ペア:

[(1, 81008704), (2, 40504352), (4, 20252176), (7, 11572672), (8, 10126088), (14, 5786336), (16, 5063044), (19, 4263616), (28, 2893168), (31, 2613184), (32, 2531522), (38, 2131808), (56, 1446584), (62, 1306592), (64, 1265761), (76, 1065904), (112, 723292), (124, 653296), (133, 609088), (152, 532952), (217, 373312), (224, 361646), (248, 326648), (266, 304544), (304, 266476), (307, 263872), (434, 186656), (448, 180823), (496, 163324), (532, 152272), (589, 137536), (608, 133238), (614, 131936), (868, 93328), (992, 81662), (1064, 76136), (1178, 68768), (1216, 66619), (1228, 65968), (1736, 46664), (1984, 40831), (2128, 38068), (2149, 37696), (2356, 34384), (2456, 32984), (3472, 23332), (4123, 19648), (4256, 19034), (4298, 18848), (4712, 17192), (4912, 16492), (5833, 13888), (6944, 11666), (8246, 9824), (8512, 9517), (8596, 9424)]