28528022390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{653}}^1\times {\mathrm{21521}}^1$

素因数の和:22217

約数の個数: 64

約数和(自身を含む): 60805676160

約数和(自身を除く): 32277653770

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 653, 1015, 1306, 2030, 3265, 4571, 6530, 9142, 18937, 21521, 22855, 37874, 43042, 45710, 94685, 107605, 132559, 150647, 189370, 215210, 265118, 301294, 624109, 662795, 753235, 1248218, 1325590, 1506470, 3120545, 4368763, 6241090, 8737526, 14053213, 21843815, 28106426, 43687630, 70266065, 98372491, 140532130, 196744982, 407543177, 491862455, 815086354, 983724910, 2037715885, 2852802239, 4075431770, 5705604478, 14264011195, 28528022390]

約数ペア:

[(1, 28528022390), (2, 14264011195), (5, 5705604478), (7, 4075431770), (10, 2852802239), (14, 2037715885), (29, 983724910), (35, 815086354), (58, 491862455), (70, 407543177), (145, 196744982), (203, 140532130), (290, 98372491), (406, 70266065), (653, 43687630), (1015, 28106426), (1306, 21843815), (2030, 14053213), (3265, 8737526), (4571, 6241090), (6530, 4368763), (9142, 3120545), (18937, 1506470), (21521, 1325590), (22855, 1248218), (37874, 753235), (43042, 662795), (45710, 624109), (94685, 301294), (107605, 265118), (132559, 215210), (150647, 189370)]