78025636

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{499}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 153664000

約数和(自身を除く): 75638364

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 97, 124, 194, 388, 403, 499, 806, 998, 1261, 1612, 1996, 2522, 3007, 5044, 6014, 6487, 12028, 12974, 15469, 25948, 30938, 39091, 48403, 61876, 78182, 96806, 156364, 193612, 201097, 402194, 629239, 804388, 1258478, 1500493, 2516956, 3000986, 6001972, 19506409, 39012818, 78025636]

約数ペア:

[(1, 78025636), (2, 39012818), (4, 19506409), (13, 6001972), (26, 3000986), (31, 2516956), (52, 1500493), (62, 1258478), (97, 804388), (124, 629239), (194, 402194), (388, 201097), (403, 193612), (499, 156364), (806, 96806), (998, 78182), (1261, 61876), (1612, 48403), (1996, 39091), (2522, 30938), (3007, 25948), (5044, 15469), (6014, 12974), (6487, 12028)]