88892860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{1487}}^1$

素因数の和:1571

約数の個数: 72

約数和(自身を含む): 220860864

約数和(自身を除く): 131968004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 61, 70, 98, 122, 140, 196, 244, 245, 305, 427, 490, 610, 854, 980, 1220, 1487, 1708, 2135, 2974, 2989, 4270, 5948, 5978, 7435, 8540, 10409, 11956, 14870, 14945, 20818, 29740, 29890, 41636, 52045, 59780, 72863, 90707, 104090, 145726, 181414, 208180, 291452, 362828, 364315, 453535, 634949, 728630, 907070, 1269898, 1457260, 1814140, 2539796, 3174745, 4444643, 6349490, 8889286, 12698980, 17778572, 22223215, 44446430, 88892860]

約数ペア:

[(1, 88892860), (2, 44446430), (4, 22223215), (5, 17778572), (7, 12698980), (10, 8889286), (14, 6349490), (20, 4444643), (28, 3174745), (35, 2539796), (49, 1814140), (61, 1457260), (70, 1269898), (98, 907070), (122, 728630), (140, 634949), (196, 453535), (244, 364315), (245, 362828), (305, 291452), (427, 208180), (490, 181414), (610, 145726), (854, 104090), (980, 90707), (1220, 72863), (1487, 59780), (1708, 52045), (2135, 41636), (2974, 29890), (2989, 29740), (4270, 20818), (5948, 14945), (5978, 14870), (7435, 11956), (8540, 10409)]