68645044

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{6701}}^1$

素因数の和:6915

約数の個数: 24

約数和(自身を含む): 130045608

約数和(自身を除く): 61400564

約数列:

[1, 2, 4, 13, 26, 52, 197, 394, 788, 2561, 5122, 6701, 10244, 13402, 26804, 87113, 174226, 348452, 1320097, 2640194, 5280388, 17161261, 34322522, 68645044]

約数ペア:

[(1, 68645044), (2, 34322522), (4, 17161261), (13, 5280388), (26, 2640194), (52, 1320097), (197, 348452), (394, 174226), (788, 87113), (2561, 26804), (5122, 13402), (6701, 10244)]