8571680

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{317}}^1$

素因数の和:358

約数の個数: 72

約数和(自身を含む): 21997332

約数和(自身を除く): 13425652

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 169, 208, 260, 317, 338, 416, 520, 634, 676, 845, 1040, 1268, 1352, 1585, 1690, 2080, 2536, 2704, 3170, 3380, 4121, 5072, 5408, 6340, 6760, 8242, 10144, 12680, 13520, 16484, 20605, 25360, 27040, 32968, 41210, 50720, 53573, 65936, 82420, 107146, 131872, 164840, 214292, 267865, 329680, 428584, 535730, 659360, 857168, 1071460, 1714336, 2142920, 4285840, 8571680]

約数ペア:

[(1, 8571680), (2, 4285840), (4, 2142920), (5, 1714336), (8, 1071460), (10, 857168), (13, 659360), (16, 535730), (20, 428584), (26, 329680), (32, 267865), (40, 214292), (52, 164840), (65, 131872), (80, 107146), (104, 82420), (130, 65936), (160, 53573), (169, 50720), (208, 41210), (260, 32968), (317, 27040), (338, 25360), (416, 20605), (520, 16484), (634, 13520), (676, 12680), (845, 10144), (1040, 8242), (1268, 6760), (1352, 6340), (1585, 5408), (1690, 5072), (2080, 4121), (2536, 3380), (2704, 3170)]