1878102700

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{3251}}^1$

素因数の和:3427

約数の個数: 72

約数和(自身を含む): 4191762960

約数和(自身を除く): 2313660260

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 109, 212, 218, 265, 436, 530, 545, 1060, 1090, 1325, 2180, 2650, 2725, 3251, 5300, 5450, 5777, 6502, 10900, 11554, 13004, 16255, 23108, 28885, 32510, 57770, 65020, 81275, 115540, 144425, 162550, 172303, 288850, 325100, 344606, 354359, 577700, 689212, 708718, 861515, 1417436, 1723030, 1771795, 3446060, 3543590, 4307575, 7087180, 8615150, 8858975, 17230300, 17717950, 18781027, 35435900, 37562054, 75124108, 93905135, 187810270, 375620540, 469525675, 939051350, 1878102700]

約数ペア:

[(1, 1878102700), (2, 939051350), (4, 469525675), (5, 375620540), (10, 187810270), (20, 93905135), (25, 75124108), (50, 37562054), (53, 35435900), (100, 18781027), (106, 17717950), (109, 17230300), (212, 8858975), (218, 8615150), (265, 7087180), (436, 4307575), (530, 3543590), (545, 3446060), (1060, 1771795), (1090, 1723030), (1325, 1417436), (2180, 861515), (2650, 708718), (2725, 689212), (3251, 577700), (5300, 354359), (5450, 344606), (5777, 325100), (6502, 288850), (10900, 172303), (11554, 162550), (13004, 144425), (16255, 115540), (23108, 81275), (28885, 65020), (32510, 57770)]