82171328

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{499}}^1$

素因数の和:625

約数の個数: 56

約数和(自身を含む): 170688000

約数和(自身を除く): 88516672

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 83, 124, 166, 248, 332, 496, 499, 664, 992, 998, 1328, 1984, 1996, 2573, 2656, 3992, 5146, 5312, 7984, 10292, 15469, 15968, 20584, 30938, 31936, 41168, 41417, 61876, 82336, 82834, 123752, 164672, 165668, 247504, 331336, 495008, 662672, 990016, 1283927, 1325344, 2567854, 2650688, 5135708, 10271416, 20542832, 41085664, 82171328]

約数ペア:

[(1, 82171328), (2, 41085664), (4, 20542832), (8, 10271416), (16, 5135708), (31, 2650688), (32, 2567854), (62, 1325344), (64, 1283927), (83, 990016), (124, 662672), (166, 495008), (248, 331336), (332, 247504), (496, 165668), (499, 164672), (664, 123752), (992, 82834), (998, 82336), (1328, 61876), (1984, 41417), (1996, 41168), (2573, 31936), (2656, 30938), (3992, 20584), (5146, 15968), (5312, 15469), (7984, 10292)]