101072720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1787}}^1$

素因数の和:1908

約数の個数: 80

約数和(自身を含む): 271375488

約数和(自身を除く): 170302768

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 101, 112, 140, 202, 280, 404, 505, 560, 707, 808, 1010, 1414, 1616, 1787, 2020, 2828, 3535, 3574, 4040, 5656, 7070, 7148, 8080, 8935, 11312, 12509, 14140, 14296, 17870, 25018, 28280, 28592, 35740, 50036, 56560, 62545, 71480, 100072, 125090, 142960, 180487, 200144, 250180, 360974, 500360, 721948, 902435, 1000720, 1263409, 1443896, 1804870, 2526818, 2887792, 3609740, 5053636, 6317045, 7219480, 10107272, 12634090, 14438960, 20214544, 25268180, 50536360, 101072720]

約数ペア:

[(1, 101072720), (2, 50536360), (4, 25268180), (5, 20214544), (7, 14438960), (8, 12634090), (10, 10107272), (14, 7219480), (16, 6317045), (20, 5053636), (28, 3609740), (35, 2887792), (40, 2526818), (56, 1804870), (70, 1443896), (80, 1263409), (101, 1000720), (112, 902435), (140, 721948), (202, 500360), (280, 360974), (404, 250180), (505, 200144), (560, 180487), (707, 142960), (808, 125090), (1010, 100072), (1414, 71480), (1616, 62545), (1787, 56560), (2020, 50036), (2828, 35740), (3535, 28592), (3574, 28280), (4040, 25018), (5656, 17870), (7070, 14296), (7148, 14140), (8080, 12509), (8935, 11312)]