2021848100

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^3\times {\mathrm{829}}^1$

素因数の和:930

約数の個数: 72

約数和(自身を含む): 4549578600

約数和(自身を除く): 2527730500

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 290, 580, 725, 829, 841, 1450, 1658, 1682, 2900, 3316, 3364, 4145, 4205, 8290, 8410, 16580, 16820, 20725, 21025, 24041, 24389, 41450, 42050, 48082, 48778, 82900, 84100, 96164, 97556, 120205, 121945, 240410, 243890, 480820, 487780, 601025, 609725, 697189, 1202050, 1219450, 1394378, 2404100, 2438900, 2788756, 3485945, 6971890, 13943780, 17429725, 20218481, 34859450, 40436962, 69718900, 80873924, 101092405, 202184810, 404369620, 505462025, 1010924050, 2021848100]

約数ペア:

[(1, 2021848100), (2, 1010924050), (4, 505462025), (5, 404369620), (10, 202184810), (20, 101092405), (25, 80873924), (29, 69718900), (50, 40436962), (58, 34859450), (100, 20218481), (116, 17429725), (145, 13943780), (290, 6971890), (580, 3485945), (725, 2788756), (829, 2438900), (841, 2404100), (1450, 1394378), (1658, 1219450), (1682, 1202050), (2900, 697189), (3316, 609725), (3364, 601025), (4145, 487780), (4205, 480820), (8290, 243890), (8410, 240410), (16580, 121945), (16820, 120205), (20725, 97556), (21025, 96164), (24041, 84100), (24389, 82900), (41450, 48778), (42050, 48082)]