53072980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1123}}^1$

素因数の和:1288

約数の個数: 48

約数和(自身を含む): 118964160

約数和(自身を除く): 65891180

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 139, 170, 278, 340, 556, 695, 1123, 1390, 2246, 2363, 2780, 4492, 4726, 5615, 9452, 11230, 11815, 19091, 22460, 23630, 38182, 47260, 76364, 95455, 156097, 190910, 312194, 381820, 624388, 780485, 1560970, 2653649, 3121940, 5307298, 10614596, 13268245, 26536490, 53072980]

約数ペア:

[(1, 53072980), (2, 26536490), (4, 13268245), (5, 10614596), (10, 5307298), (17, 3121940), (20, 2653649), (34, 1560970), (68, 780485), (85, 624388), (139, 381820), (170, 312194), (278, 190910), (340, 156097), (556, 95455), (695, 76364), (1123, 47260), (1390, 38182), (2246, 23630), (2363, 22460), (2780, 19091), (4492, 11815), (4726, 11230), (5615, 9452)]