63965680

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{8243}}^1$

素因数の和:8353

約数の個数: 40

約数和(自身を含む): 150271632

約数和(自身を除く): 86305952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 7760, 8243, 16486, 32972, 41215, 65944, 82430, 131888, 164860, 329720, 659440, 799571, 1599142, 3198284, 3997855, 6396568, 7995710, 12793136, 15991420, 31982840, 63965680]

約数ペア:

[(1, 63965680), (2, 31982840), (4, 15991420), (5, 12793136), (8, 7995710), (10, 6396568), (16, 3997855), (20, 3198284), (40, 1599142), (80, 799571), (97, 659440), (194, 329720), (388, 164860), (485, 131888), (776, 82430), (970, 65944), (1552, 41215), (1940, 32972), (3880, 16486), (7760, 8243)]