82663400

素因数分解:

$2^3\times 5^2\times {\mathrm{97}}^1\times {\mathrm{4261}}^1$

素因数の和:4374

約数の個数: 48

約数和(自身を含む): 194219340

約数和(自身を除く): 111555940

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 97, 100, 194, 200, 388, 485, 776, 970, 1940, 2425, 3880, 4261, 4850, 8522, 9700, 17044, 19400, 21305, 34088, 42610, 85220, 106525, 170440, 213050, 413317, 426100, 826634, 852200, 1653268, 2066585, 3306536, 4133170, 8266340, 10332925, 16532680, 20665850, 41331700, 82663400]

約数ペア:

[(1, 82663400), (2, 41331700), (4, 20665850), (5, 16532680), (8, 10332925), (10, 8266340), (20, 4133170), (25, 3306536), (40, 2066585), (50, 1653268), (97, 852200), (100, 826634), (194, 426100), (200, 413317), (388, 213050), (485, 170440), (776, 106525), (970, 85220), (1940, 42610), (2425, 34088), (3880, 21305), (4261, 19400), (4850, 17044), (8522, 9700)]