397222700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{2971}}^1$

素因数の和:3183

約数の個数: 72

約数和(自身を含む): 990603264

約数和(自身を除く): 593380564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 191, 350, 382, 700, 764, 955, 1337, 1910, 2674, 2971, 3820, 4775, 5348, 5942, 6685, 9550, 11884, 13370, 14855, 19100, 20797, 26740, 29710, 33425, 41594, 59420, 66850, 74275, 83188, 103985, 133700, 148550, 207970, 297100, 415940, 519925, 567461, 1039850, 1134922, 2079700, 2269844, 2837305, 3972227, 5674610, 7944454, 11349220, 14186525, 15888908, 19861135, 28373050, 39722270, 56746100, 79444540, 99305675, 198611350, 397222700]

約数ペア:

[(1, 397222700), (2, 198611350), (4, 99305675), (5, 79444540), (7, 56746100), (10, 39722270), (14, 28373050), (20, 19861135), (25, 15888908), (28, 14186525), (35, 11349220), (50, 7944454), (70, 5674610), (100, 3972227), (140, 2837305), (175, 2269844), (191, 2079700), (350, 1134922), (382, 1039850), (700, 567461), (764, 519925), (955, 415940), (1337, 297100), (1910, 207970), (2674, 148550), (2971, 133700), (3820, 103985), (4775, 83188), (5348, 74275), (5942, 66850), (6685, 59420), (9550, 41594), (11884, 33425), (13370, 29710), (14855, 26740), (19100, 20797)]