78840436

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{317}}^1\times {\mathrm{641}}^1$

素因数の和:1059

約数の個数: 24

約数和(自身を含む): 140051016

約数和(自身を除く): 61210580

約数列:

[1, 2, 4, 97, 194, 317, 388, 634, 641, 1268, 1282, 2564, 30749, 61498, 62177, 122996, 124354, 203197, 248708, 406394, 812788, 19710109, 39420218, 78840436]

約数ペア:

[(1, 78840436), (2, 39420218), (4, 19710109), (97, 812788), (194, 406394), (317, 248708), (388, 203197), (634, 124354), (641, 122996), (1268, 62177), (1282, 61498), (2564, 30749)]