101535680

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:238

約数の個数: 112

約数和(自身を含む): 253471680

約数和(自身を除く): 151936000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 71, 80, 82, 109, 142, 160, 164, 205, 218, 284, 320, 328, 355, 410, 436, 545, 568, 656, 710, 820, 872, 1090, 1136, 1312, 1420, 1640, 1744, 2180, 2272, 2624, 2840, 2911, 3280, 3488, 4360, 4469, 4544, 5680, 5822, 6560, 6976, 7739, 8720, 8938, 11360, 11644, 13120, 14555, 15478, 17440, 17876, 22345, 22720, 23288, 29110, 30956, 34880, 35752, 38695, 44690, 46576, 58220, 61912, 71504, 77390, 89380, 93152, 116440, 123824, 143008, 154780, 178760, 186304, 232880, 247648, 286016, 309560, 317299, 357520, 465760, 495296, 619120, 634598, 715040, 931520, 1238240, 1269196, 1430080, 1586495, 2476480, 2538392, 3172990, 5076784, 6345980, 10153568, 12691960, 20307136, 25383920, 50767840, 101535680]

約数ペア:

[(1, 101535680), (2, 50767840), (4, 25383920), (5, 20307136), (8, 12691960), (10, 10153568), (16, 6345980), (20, 5076784), (32, 3172990), (40, 2538392), (41, 2476480), (64, 1586495), (71, 1430080), (80, 1269196), (82, 1238240), (109, 931520), (142, 715040), (160, 634598), (164, 619120), (205, 495296), (218, 465760), (284, 357520), (320, 317299), (328, 309560), (355, 286016), (410, 247648), (436, 232880), (545, 186304), (568, 178760), (656, 154780), (710, 143008), (820, 123824), (872, 116440), (1090, 93152), (1136, 89380), (1312, 77390), (1420, 71504), (1640, 61912), (1744, 58220), (2180, 46576), (2272, 44690), (2624, 38695), (2840, 35752), (2911, 34880), (3280, 30956), (3488, 29110), (4360, 23288), (4469, 22720), (4544, 22345), (5680, 17876), (5822, 17440), (6560, 15478), (6976, 14555), (7739, 13120), (8720, 11644), (8938, 11360)]