207783700

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{691}}^1$

素因数の和:833

約数の個数: 72

約数和(自身を含む): 470914304

約数和(自身を除く): 263130604

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 97, 100, 124, 155, 194, 310, 388, 485, 620, 691, 775, 970, 1382, 1550, 1940, 2425, 2764, 3007, 3100, 3455, 4850, 6014, 6910, 9700, 12028, 13820, 15035, 17275, 21421, 30070, 34550, 42842, 60140, 67027, 69100, 75175, 85684, 107105, 134054, 150350, 214210, 268108, 300700, 335135, 428420, 535525, 670270, 1071050, 1340540, 1675675, 2077837, 2142100, 3351350, 4155674, 6702700, 8311348, 10389185, 20778370, 41556740, 51945925, 103891850, 207783700]

約数ペア:

[(1, 207783700), (2, 103891850), (4, 51945925), (5, 41556740), (10, 20778370), (20, 10389185), (25, 8311348), (31, 6702700), (50, 4155674), (62, 3351350), (97, 2142100), (100, 2077837), (124, 1675675), (155, 1340540), (194, 1071050), (310, 670270), (388, 535525), (485, 428420), (620, 335135), (691, 300700), (775, 268108), (970, 214210), (1382, 150350), (1550, 134054), (1940, 107105), (2425, 85684), (2764, 75175), (3007, 69100), (3100, 67027), (3455, 60140), (4850, 42842), (6014, 34550), (6910, 30070), (9700, 21421), (12028, 17275), (13820, 15035)]