28466000

素因数分解:

$2^4\times 5^3\times {\mathrm{43}}^1\times {\mathrm{331}}^1$

素因数の和:397

約数の個数: 80

約数和(自身を含む): 70644288

約数和(自身を除く): 42178288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 43, 50, 80, 86, 100, 125, 172, 200, 215, 250, 331, 344, 400, 430, 500, 662, 688, 860, 1000, 1075, 1324, 1655, 1720, 2000, 2150, 2648, 3310, 3440, 4300, 5296, 5375, 6620, 8275, 8600, 10750, 13240, 14233, 16550, 17200, 21500, 26480, 28466, 33100, 41375, 43000, 56932, 66200, 71165, 82750, 86000, 113864, 132400, 142330, 165500, 227728, 284660, 331000, 355825, 569320, 662000, 711650, 1138640, 1423300, 1779125, 2846600, 3558250, 5693200, 7116500, 14233000, 28466000]

約数ペア:

[(1, 28466000), (2, 14233000), (4, 7116500), (5, 5693200), (8, 3558250), (10, 2846600), (16, 1779125), (20, 1423300), (25, 1138640), (40, 711650), (43, 662000), (50, 569320), (80, 355825), (86, 331000), (100, 284660), (125, 227728), (172, 165500), (200, 142330), (215, 132400), (250, 113864), (331, 86000), (344, 82750), (400, 71165), (430, 66200), (500, 56932), (662, 43000), (688, 41375), (860, 33100), (1000, 28466), (1075, 26480), (1324, 21500), (1655, 17200), (1720, 16550), (2000, 14233), (2150, 13240), (2648, 10750), (3310, 8600), (3440, 8275), (4300, 6620), (5296, 5375)]