25788634160

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{73783}}^1$

素因数の和:74070

約数の個数: 80

約数和(自身を含む): 63733438656

約数和(自身を除く): 37944804496

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 257, 272, 340, 514, 680, 1028, 1285, 1360, 2056, 2570, 4112, 4369, 5140, 8738, 10280, 17476, 20560, 21845, 34952, 43690, 69904, 73783, 87380, 147566, 174760, 295132, 349520, 368915, 590264, 737830, 1180528, 1254311, 1475660, 2508622, 2951320, 5017244, 5902640, 6271555, 10034488, 12543110, 18962231, 20068976, 25086220, 37924462, 50172440, 75848924, 94811155, 100344880, 151697848, 189622310, 303395696, 322357927, 379244620, 644715854, 758489240, 1289431708, 1516978480, 1611789635, 2578863416, 3223579270, 5157726832, 6447158540, 12894317080, 25788634160]

約数ペア:

[(1, 25788634160), (2, 12894317080), (4, 6447158540), (5, 5157726832), (8, 3223579270), (10, 2578863416), (16, 1611789635), (17, 1516978480), (20, 1289431708), (34, 758489240), (40, 644715854), (68, 379244620), (80, 322357927), (85, 303395696), (136, 189622310), (170, 151697848), (257, 100344880), (272, 94811155), (340, 75848924), (514, 50172440), (680, 37924462), (1028, 25086220), (1285, 20068976), (1360, 18962231), (2056, 12543110), (2570, 10034488), (4112, 6271555), (4369, 5902640), (5140, 5017244), (8738, 2951320), (10280, 2508622), (17476, 1475660), (20560, 1254311), (21845, 1180528), (34952, 737830), (43690, 590264), (69904, 368915), (73783, 349520), (87380, 295132), (147566, 174760)]