82052660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1487}}^1$

素因数の和:1616

約数の個数: 48

約数和(自身を含む): 179988480

約数和(自身を除く): 97935820

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 89, 124, 155, 178, 310, 356, 445, 620, 890, 1487, 1780, 2759, 2974, 5518, 5948, 7435, 11036, 13795, 14870, 27590, 29740, 46097, 55180, 92194, 132343, 184388, 230485, 264686, 460970, 529372, 661715, 921940, 1323430, 2646860, 4102633, 8205266, 16410532, 20513165, 41026330, 82052660]

約数ペア:

[(1, 82052660), (2, 41026330), (4, 20513165), (5, 16410532), (10, 8205266), (20, 4102633), (31, 2646860), (62, 1323430), (89, 921940), (124, 661715), (155, 529372), (178, 460970), (310, 264686), (356, 230485), (445, 184388), (620, 132343), (890, 92194), (1487, 55180), (1780, 46097), (2759, 29740), (2974, 27590), (5518, 14870), (5948, 13795), (7435, 11036)]