8182900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:241

約数の個数: 72

約数和(自身を含む): 19936224

約数和(自身を除く): 11753324

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 43, 44, 50, 55, 86, 100, 110, 172, 173, 215, 220, 275, 346, 430, 473, 550, 692, 860, 865, 946, 1075, 1100, 1730, 1892, 1903, 2150, 2365, 3460, 3806, 4300, 4325, 4730, 7439, 7612, 8650, 9460, 9515, 11825, 14878, 17300, 19030, 23650, 29756, 37195, 38060, 47300, 47575, 74390, 81829, 95150, 148780, 163658, 185975, 190300, 327316, 371950, 409145, 743900, 818290, 1636580, 2045725, 4091450, 8182900]

約数ペア:

[(1, 8182900), (2, 4091450), (4, 2045725), (5, 1636580), (10, 818290), (11, 743900), (20, 409145), (22, 371950), (25, 327316), (43, 190300), (44, 185975), (50, 163658), (55, 148780), (86, 95150), (100, 81829), (110, 74390), (172, 47575), (173, 47300), (215, 38060), (220, 37195), (275, 29756), (346, 23650), (430, 19030), (473, 17300), (550, 14878), (692, 11825), (860, 9515), (865, 9460), (946, 8650), (1075, 7612), (1100, 7439), (1730, 4730), (1892, 4325), (1903, 4300), (2150, 3806), (2365, 3460)]