218620682725

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{1451}}^1\times {\mathrm{1669}}^1$

素因数の和:3310

約数の個数: 48

約数和(自身を含む): 285044791680

約数和(自身を除く): 66424108955

約数列:

[1, 5, 23, 25, 115, 157, 575, 785, 1451, 1669, 3611, 3925, 7255, 8345, 18055, 33373, 36275, 38387, 41725, 90275, 166865, 191935, 227807, 262033, 834325, 959675, 1139035, 1310165, 2421719, 5239561, 5695175, 6026759, 6550825, 12108595, 26197805, 30133795, 55699537, 60542975, 130989025, 150668975, 278497685, 380209883, 1392488425, 1901049415, 8744827309, 9505247075, 43724136545, 218620682725]

約数ペア:

[(1, 218620682725), (5, 43724136545), (23, 9505247075), (25, 8744827309), (115, 1901049415), (157, 1392488425), (575, 380209883), (785, 278497685), (1451, 150668975), (1669, 130989025), (3611, 60542975), (3925, 55699537), (7255, 30133795), (8345, 26197805), (18055, 12108595), (33373, 6550825), (36275, 6026759), (38387, 5695175), (41725, 5239561), (90275, 2421719), (166865, 1310165), (191935, 1139035), (227807, 959675), (262033, 834325)]