25319560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2917}}^1$

素因数の和:2966

約数の個数: 64

約数和(自身を含む): 67230720

約数和(自身を除く): 41911160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 2917, 4340, 5834, 8680, 11668, 14585, 20419, 23336, 29170, 40838, 58340, 81676, 90427, 102095, 116680, 163352, 180854, 204190, 361708, 408380, 452135, 632989, 723416, 816760, 904270, 1265978, 1808540, 2531956, 3164945, 3617080, 5063912, 6329890, 12659780, 25319560]

約数ペア:

[(1, 25319560), (2, 12659780), (4, 6329890), (5, 5063912), (7, 3617080), (8, 3164945), (10, 2531956), (14, 1808540), (20, 1265978), (28, 904270), (31, 816760), (35, 723416), (40, 632989), (56, 452135), (62, 408380), (70, 361708), (124, 204190), (140, 180854), (155, 163352), (217, 116680), (248, 102095), (280, 90427), (310, 81676), (434, 58340), (620, 40838), (868, 29170), (1085, 23336), (1240, 20419), (1736, 14585), (2170, 11668), (2917, 8680), (4340, 5834)]