854798080

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{241}}^1$

素因数の和:442

約数の個数: 144

約数和(自身を含む): 2190301344

約数和(自身を除く): 1335503264

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 163, 170, 241, 256, 272, 320, 326, 340, 482, 544, 640, 652, 680, 815, 964, 1088, 1205, 1280, 1304, 1360, 1630, 1928, 2176, 2410, 2608, 2720, 2771, 3260, 3856, 4097, 4352, 4820, 5216, 5440, 5542, 6520, 7712, 8194, 9640, 10432, 10880, 11084, 13040, 13855, 15424, 16388, 19280, 20485, 20864, 21760, 22168, 26080, 27710, 30848, 32776, 38560, 39283, 40970, 41728, 44336, 52160, 55420, 61696, 65552, 77120, 78566, 81940, 88672, 104320, 110840, 131104, 154240, 157132, 163880, 177344, 196415, 208640, 221680, 262208, 308480, 314264, 327760, 354688, 392830, 443360, 524416, 628528, 655520, 667811, 709376, 785660, 886720, 1048832, 1257056, 1311040, 1335622, 1571320, 1773440, 2514112, 2622080, 2671244, 3142640, 3339055, 3546880, 5028224, 5244160, 5342488, 6285280, 6678110, 10056448, 10684976, 12570560, 13356220, 21369952, 25141120, 26712440, 42739904, 50282240, 53424880, 85479808, 106849760, 170959616, 213699520, 427399040, 854798080]

約数ペア:

[(1, 854798080), (2, 427399040), (4, 213699520), (5, 170959616), (8, 106849760), (10, 85479808), (16, 53424880), (17, 50282240), (20, 42739904), (32, 26712440), (34, 25141120), (40, 21369952), (64, 13356220), (68, 12570560), (80, 10684976), (85, 10056448), (128, 6678110), (136, 6285280), (160, 5342488), (163, 5244160), (170, 5028224), (241, 3546880), (256, 3339055), (272, 3142640), (320, 2671244), (326, 2622080), (340, 2514112), (482, 1773440), (544, 1571320), (640, 1335622), (652, 1311040), (680, 1257056), (815, 1048832), (964, 886720), (1088, 785660), (1205, 709376), (1280, 667811), (1304, 655520), (1360, 628528), (1630, 524416), (1928, 443360), (2176, 392830), (2410, 354688), (2608, 327760), (2720, 314264), (2771, 308480), (3260, 262208), (3856, 221680), (4097, 208640), (4352, 196415), (4820, 177344), (5216, 163880), (5440, 157132), (5542, 154240), (6520, 131104), (7712, 110840), (8194, 104320), (9640, 88672), (10432, 81940), (10880, 78566), (11084, 77120), (13040, 65552), (13855, 61696), (15424, 55420), (16388, 52160), (19280, 44336), (20485, 41728), (20864, 40970), (21760, 39283), (22168, 38560), (26080, 32776), (27710, 30848)]