82395680

素因数分解:

$2^5\times 5^1\times {\mathrm{97}}^1\times {\mathrm{5309}}^1$

素因数の和:5421

約数の個数: 48

約数和(自身を含む): 196703640

約数和(自身を除く): 114307960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 97, 160, 194, 388, 485, 776, 970, 1552, 1940, 3104, 3880, 5309, 7760, 10618, 15520, 21236, 26545, 42472, 53090, 84944, 106180, 169888, 212360, 424720, 514973, 849440, 1029946, 2059892, 2574865, 4119784, 5149730, 8239568, 10299460, 16479136, 20598920, 41197840, 82395680]

約数ペア:

[(1, 82395680), (2, 41197840), (4, 20598920), (5, 16479136), (8, 10299460), (10, 8239568), (16, 5149730), (20, 4119784), (32, 2574865), (40, 2059892), (80, 1029946), (97, 849440), (160, 514973), (194, 424720), (388, 212360), (485, 169888), (776, 106180), (970, 84944), (1552, 53090), (1940, 42472), (3104, 26545), (3880, 21236), (5309, 15520), (7760, 10618)]