64883300

素因数分解:

$2^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{6689}}^1$

素因数の和:6800

約数の個数: 36

約数和(自身を含む): 142269540

約数和(自身を除く): 77386240

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 194, 388, 485, 970, 1940, 2425, 4850, 6689, 9700, 13378, 26756, 33445, 66890, 133780, 167225, 334450, 648833, 668900, 1297666, 2595332, 3244165, 6488330, 12976660, 16220825, 32441650, 64883300]

約数ペア:

[(1, 64883300), (2, 32441650), (4, 16220825), (5, 12976660), (10, 6488330), (20, 3244165), (25, 2595332), (50, 1297666), (97, 668900), (100, 648833), (194, 334450), (388, 167225), (485, 133780), (970, 66890), (1940, 33445), (2425, 26756), (4850, 13378), (6689, 9700)]