81988192

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:117

約数の個数: 192

約数和(自身を含む): 213373440

約数和(自身を除く): 131385248

約数列:

[1, 2, 4, 8, 11, 13, 16, 19, 22, 23, 26, 32, 38, 41, 44, 46, 52, 76, 82, 88, 92, 104, 143, 152, 164, 176, 184, 208, 209, 247, 253, 286, 299, 304, 328, 352, 368, 416, 418, 437, 451, 494, 506, 533, 572, 598, 608, 656, 736, 779, 836, 874, 902, 943, 988, 1012, 1066, 1144, 1196, 1312, 1558, 1672, 1748, 1804, 1886, 1976, 2024, 2132, 2288, 2392, 2717, 3116, 3289, 3344, 3496, 3608, 3772, 3952, 4048, 4264, 4576, 4784, 4807, 5434, 5681, 5863, 6232, 6578, 6688, 6992, 7216, 7544, 7904, 8096, 8528, 8569, 9568, 9614, 10127, 10373, 10868, 11362, 11726, 12259, 12464, 13156, 13984, 14432, 15088, 17056, 17138, 17917, 19228, 20254, 20746, 21736, 22724, 23452, 24518, 24928, 26312, 30176, 34276, 35834, 38456, 40508, 41492, 43472, 45448, 46904, 49036, 52624, 62491, 68552, 71668, 76912, 81016, 82984, 86944, 90896, 93808, 98072, 105248, 111397, 124982, 134849, 137104, 143336, 153824, 162032, 165968, 181792, 187616, 196144, 197087, 222794, 232921, 249964, 269698, 274208, 286672, 324064, 331936, 392288, 394174, 445588, 465842, 499928, 539396, 573344, 788348, 891176, 931684, 999856, 1078792, 1576696, 1782352, 1863368, 1999712, 2157584, 2562131, 3153392, 3564704, 3726736, 4315168, 5124262, 6306784, 7453472, 10248524, 20497048, 40994096, 81988192]

約数ペア:

[(1, 81988192), (2, 40994096), (4, 20497048), (8, 10248524), (11, 7453472), (13, 6306784), (16, 5124262), (19, 4315168), (22, 3726736), (23, 3564704), (26, 3153392), (32, 2562131), (38, 2157584), (41, 1999712), (44, 1863368), (46, 1782352), (52, 1576696), (76, 1078792), (82, 999856), (88, 931684), (92, 891176), (104, 788348), (143, 573344), (152, 539396), (164, 499928), (176, 465842), (184, 445588), (208, 394174), (209, 392288), (247, 331936), (253, 324064), (286, 286672), (299, 274208), (304, 269698), (328, 249964), (352, 232921), (368, 222794), (416, 197087), (418, 196144), (437, 187616), (451, 181792), (494, 165968), (506, 162032), (533, 153824), (572, 143336), (598, 137104), (608, 134849), (656, 124982), (736, 111397), (779, 105248), (836, 98072), (874, 93808), (902, 90896), (943, 86944), (988, 82984), (1012, 81016), (1066, 76912), (1144, 71668), (1196, 68552), (1312, 62491), (1558, 52624), (1672, 49036), (1748, 46904), (1804, 45448), (1886, 43472), (1976, 41492), (2024, 40508), (2132, 38456), (2288, 35834), (2392, 34276), (2717, 30176), (3116, 26312), (3289, 24928), (3344, 24518), (3496, 23452), (3608, 22724), (3772, 21736), (3952, 20746), (4048, 20254), (4264, 19228), (4576, 17917), (4784, 17138), (4807, 17056), (5434, 15088), (5681, 14432), (5863, 13984), (6232, 13156), (6578, 12464), (6688, 12259), (6992, 11726), (7216, 11362), (7544, 10868), (7904, 10373), (8096, 10127), (8528, 9614), (8569, 9568)]