16968875

素因数分解:

$5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:117

約数の個数: 64

約数和(自身を含む): 27675648

約数和(自身を除く): 10706773

約数列:

[1, 5, 7, 11, 25, 35, 41, 43, 55, 77, 125, 175, 205, 215, 275, 287, 301, 385, 451, 473, 875, 1025, 1075, 1375, 1435, 1505, 1763, 1925, 2255, 2365, 3157, 3311, 5125, 5375, 7175, 7525, 8815, 9625, 11275, 11825, 12341, 15785, 16555, 19393, 35875, 37625, 44075, 56375, 59125, 61705, 78925, 82775, 96965, 135751, 220375, 308525, 394625, 413875, 484825, 678755, 1542625, 2424125, 3393775, 16968875]

約数ペア:

[(1, 16968875), (5, 3393775), (7, 2424125), (11, 1542625), (25, 678755), (35, 484825), (41, 413875), (43, 394625), (55, 308525), (77, 220375), (125, 135751), (175, 96965), (205, 82775), (215, 78925), (275, 61705), (287, 59125), (301, 56375), (385, 44075), (451, 37625), (473, 35875), (875, 19393), (1025, 16555), (1075, 15785), (1375, 12341), (1435, 11825), (1505, 11275), (1763, 9625), (1925, 8815), (2255, 7525), (2365, 7175), (3157, 5375), (3311, 5125)]