40452880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{401}}^1$

素因数の和:524

約数の個数: 80

約数和(自身を含む): 102587184

約数和(自身を除く): 62134304

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 97, 104, 130, 194, 208, 260, 388, 401, 485, 520, 776, 802, 970, 1040, 1261, 1552, 1604, 1940, 2005, 2522, 3208, 3880, 4010, 5044, 5213, 6305, 6416, 7760, 8020, 10088, 10426, 12610, 16040, 20176, 20852, 25220, 26065, 32080, 38897, 41704, 50440, 52130, 77794, 83408, 100880, 104260, 155588, 194485, 208520, 311176, 388970, 417040, 505661, 622352, 777940, 1011322, 1555880, 2022644, 2528305, 3111760, 4045288, 5056610, 8090576, 10113220, 20226440, 40452880]

約数ペア:

[(1, 40452880), (2, 20226440), (4, 10113220), (5, 8090576), (8, 5056610), (10, 4045288), (13, 3111760), (16, 2528305), (20, 2022644), (26, 1555880), (40, 1011322), (52, 777940), (65, 622352), (80, 505661), (97, 417040), (104, 388970), (130, 311176), (194, 208520), (208, 194485), (260, 155588), (388, 104260), (401, 100880), (485, 83408), (520, 77794), (776, 52130), (802, 50440), (970, 41704), (1040, 38897), (1261, 32080), (1552, 26065), (1604, 25220), (1940, 20852), (2005, 20176), (2522, 16040), (3208, 12610), (3880, 10426), (4010, 10088), (5044, 8020), (5213, 7760), (6305, 6416)]