256462600

素因数分解:

$2^3\times 5^2\times {\mathrm{67}}^1\times {\mathrm{19139}}^1$

素因数の和:19222

約数の個数: 48

約数和(自身を含む): 605206800

約数和(自身を除く): 348744200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 67, 100, 134, 200, 268, 335, 536, 670, 1340, 1675, 2680, 3350, 6700, 13400, 19139, 38278, 76556, 95695, 153112, 191390, 382780, 478475, 765560, 956950, 1282313, 1913900, 2564626, 3827800, 5129252, 6411565, 10258504, 12823130, 25646260, 32057825, 51292520, 64115650, 128231300, 256462600]

約数ペア:

[(1, 256462600), (2, 128231300), (4, 64115650), (5, 51292520), (8, 32057825), (10, 25646260), (20, 12823130), (25, 10258504), (40, 6411565), (50, 5129252), (67, 3827800), (100, 2564626), (134, 1913900), (200, 1282313), (268, 956950), (335, 765560), (536, 478475), (670, 382780), (1340, 191390), (1675, 153112), (2680, 95695), (3350, 76556), (6700, 38278), (13400, 19139)]