1664385633664

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{488633}}^1$

素因数の和:488772

約数の個数: 128

約数和(自身を含む): 3767954500800

約数和(自身を除く): 2103568867136

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 64, 89, 92, 104, 128, 178, 184, 208, 299, 356, 368, 416, 598, 712, 736, 832, 1157, 1196, 1424, 1472, 1664, 2047, 2314, 2392, 2848, 2944, 4094, 4628, 4784, 5696, 8188, 9256, 9568, 11392, 16376, 18512, 19136, 26611, 32752, 37024, 38272, 53222, 65504, 74048, 106444, 131008, 148096, 212888, 262016, 425776, 488633, 851552, 977266, 1703104, 1954532, 3406208, 3909064, 6352229, 7818128, 11238559, 12704458, 15636256, 22477118, 25408916, 31272512, 43488337, 44954236, 50817832, 62545024, 86976674, 89908472, 101635664, 146101267, 173953348, 179816944, 203271328, 292202534, 347906696, 359633888, 406542656, 565348381, 584405068, 695813392, 719267776, 813085312, 1000231751, 1130696762, 1168810136, 1391626784, 1438535552, 2000463502, 2261393524, 2337620272, 2783253568, 4000927004, 4522787048, 4675240544, 5566507136, 8001854008, 9045574096, 9350481088, 13003012763, 16003708016, 18091148192, 18700962176, 26006025526, 32007416032, 36182296384, 52012051052, 64014832064, 72364592768, 104024102104, 128029664128, 208048204208, 416096408416, 832192816832, 1664385633664]

約数ペア:

[(1, 1664385633664), (2, 832192816832), (4, 416096408416), (8, 208048204208), (13, 128029664128), (16, 104024102104), (23, 72364592768), (26, 64014832064), (32, 52012051052), (46, 36182296384), (52, 32007416032), (64, 26006025526), (89, 18700962176), (92, 18091148192), (104, 16003708016), (128, 13003012763), (178, 9350481088), (184, 9045574096), (208, 8001854008), (299, 5566507136), (356, 4675240544), (368, 4522787048), (416, 4000927004), (598, 2783253568), (712, 2337620272), (736, 2261393524), (832, 2000463502), (1157, 1438535552), (1196, 1391626784), (1424, 1168810136), (1472, 1130696762), (1664, 1000231751), (2047, 813085312), (2314, 719267776), (2392, 695813392), (2848, 584405068), (2944, 565348381), (4094, 406542656), (4628, 359633888), (4784, 347906696), (5696, 292202534), (8188, 203271328), (9256, 179816944), (9568, 173953348), (11392, 146101267), (16376, 101635664), (18512, 89908472), (19136, 86976674), (26611, 62545024), (32752, 50817832), (37024, 44954236), (38272, 43488337), (53222, 31272512), (65504, 25408916), (74048, 22477118), (106444, 15636256), (131008, 12704458), (148096, 11238559), (212888, 7818128), (262016, 6352229), (425776, 3909064), (488633, 3406208), (851552, 1954532), (977266, 1703104)]