85662780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{29137}}^1$

素因数の和:29163

約数の個数: 72

約数和(自身を含む): 279025488

約数和(自身を除く): 193362708

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 29137, 58274, 87411, 116548, 145685, 174822, 203959, 291370, 349644, 407918, 437055, 582740, 611877, 815836, 874110, 1019795, 1223754, 1427713, 1748220, 2039590, 2447508, 2855426, 3059385, 4079180, 4283139, 5710852, 6118770, 7138565, 8566278, 12237540, 14277130, 17132556, 21415695, 28554260, 42831390, 85662780]

約数ペア:

[(1, 85662780), (2, 42831390), (3, 28554260), (4, 21415695), (5, 17132556), (6, 14277130), (7, 12237540), (10, 8566278), (12, 7138565), (14, 6118770), (15, 5710852), (20, 4283139), (21, 4079180), (28, 3059385), (30, 2855426), (35, 2447508), (42, 2039590), (49, 1748220), (60, 1427713), (70, 1223754), (84, 1019795), (98, 874110), (105, 815836), (140, 611877), (147, 582740), (196, 437055), (210, 407918), (245, 349644), (294, 291370), (420, 203959), (490, 174822), (588, 145685), (735, 116548), (980, 87411), (1470, 58274), (2940, 29137)]