51254672

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:336

約数の個数: 80

約数和(自身を含む): 120206592

約数和(自身を除く): 68951920

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 101, 112, 161, 184, 197, 202, 322, 368, 394, 404, 644, 707, 788, 808, 1288, 1379, 1414, 1576, 1616, 2323, 2576, 2758, 2828, 3152, 4531, 4646, 5516, 5656, 9062, 9292, 11032, 11312, 16261, 18124, 18584, 19897, 22064, 31717, 32522, 36248, 37168, 39794, 63434, 65044, 72496, 79588, 126868, 130088, 139279, 159176, 253736, 260176, 278558, 318352, 457631, 507472, 557116, 915262, 1114232, 1830524, 2228464, 3203417, 3661048, 6406834, 7322096, 12813668, 25627336, 51254672]

約数ペア:

[(1, 51254672), (2, 25627336), (4, 12813668), (7, 7322096), (8, 6406834), (14, 3661048), (16, 3203417), (23, 2228464), (28, 1830524), (46, 1114232), (56, 915262), (92, 557116), (101, 507472), (112, 457631), (161, 318352), (184, 278558), (197, 260176), (202, 253736), (322, 159176), (368, 139279), (394, 130088), (404, 126868), (644, 79588), (707, 72496), (788, 65044), (808, 63434), (1288, 39794), (1379, 37168), (1414, 36248), (1576, 32522), (1616, 31717), (2323, 22064), (2576, 19897), (2758, 18584), (2828, 18124), (3152, 16261), (4531, 11312), (4646, 11032), (5516, 9292), (5656, 9062)]