28049431600

素因数分解:

$2^4\times 5^2\times {\mathrm{157}}^1\times {\mathrm{446647}}^1$

素因数の和:446822

約数の個数: 60

約数和(自身を含む): 67818139024

約数和(自身を除く): 39768707424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 157, 200, 314, 400, 628, 785, 1256, 1570, 2512, 3140, 3925, 6280, 7850, 12560, 15700, 31400, 62800, 446647, 893294, 1786588, 2233235, 3573176, 4466470, 7146352, 8932940, 11166175, 17865880, 22332350, 35731760, 44664700, 70123579, 89329400, 140247158, 178658800, 280494316, 350617895, 560988632, 701235790, 1121977264, 1402471580, 1753089475, 2804943160, 3506178950, 5609886320, 7012357900, 14024715800, 28049431600]

約数ペア:

[(1, 28049431600), (2, 14024715800), (4, 7012357900), (5, 5609886320), (8, 3506178950), (10, 2804943160), (16, 1753089475), (20, 1402471580), (25, 1121977264), (40, 701235790), (50, 560988632), (80, 350617895), (100, 280494316), (157, 178658800), (200, 140247158), (314, 89329400), (400, 70123579), (628, 44664700), (785, 35731760), (1256, 22332350), (1570, 17865880), (2512, 11166175), (3140, 8932940), (3925, 7146352), (6280, 4466470), (7850, 3573176), (12560, 2233235), (15700, 1786588), (31400, 893294), (62800, 446647)]