83217820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:347

約数の個数: 96

約数和(自身を含む): 209664000

約数和(自身を除く): 126446180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 103, 116, 140, 145, 199, 203, 206, 290, 398, 406, 412, 515, 580, 721, 796, 812, 995, 1015, 1030, 1393, 1442, 1990, 2030, 2060, 2786, 2884, 2987, 3605, 3980, 4060, 5572, 5771, 5974, 6965, 7210, 11542, 11948, 13930, 14420, 14935, 20497, 20909, 23084, 27860, 28855, 29870, 40397, 40994, 41818, 57710, 59740, 80794, 81988, 83636, 102485, 104545, 115420, 143479, 161588, 201985, 204970, 209090, 286958, 403970, 409940, 418180, 573916, 594413, 717395, 807940, 1188826, 1434790, 2377652, 2869580, 2972065, 4160891, 5944130, 8321782, 11888260, 16643564, 20804455, 41608910, 83217820]

約数ペア:

[(1, 83217820), (2, 41608910), (4, 20804455), (5, 16643564), (7, 11888260), (10, 8321782), (14, 5944130), (20, 4160891), (28, 2972065), (29, 2869580), (35, 2377652), (58, 1434790), (70, 1188826), (103, 807940), (116, 717395), (140, 594413), (145, 573916), (199, 418180), (203, 409940), (206, 403970), (290, 286958), (398, 209090), (406, 204970), (412, 201985), (515, 161588), (580, 143479), (721, 115420), (796, 104545), (812, 102485), (995, 83636), (1015, 81988), (1030, 80794), (1393, 59740), (1442, 57710), (1990, 41818), (2030, 40994), (2060, 40397), (2786, 29870), (2884, 28855), (2987, 27860), (3605, 23084), (3980, 20909), (4060, 20497), (5572, 14935), (5771, 14420), (5974, 13930), (6965, 11948), (7210, 11542)]