25363898

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:195

約数の個数: 64

約数和(自身を含む): 49766400

約数和(自身を除く): 24402502

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 71, 79, 119, 133, 142, 158, 238, 266, 323, 497, 553, 646, 994, 1106, 1207, 1343, 1349, 1501, 2261, 2414, 2686, 2698, 3002, 4522, 5609, 8449, 9401, 9443, 10507, 11218, 16898, 18802, 18886, 21014, 22933, 25517, 39263, 45866, 51034, 78526, 95353, 106571, 160531, 178619, 190706, 213142, 321062, 357238, 667471, 745997, 1334942, 1491994, 1811707, 3623414, 12681949, 25363898]

約数ペア:

[(1, 25363898), (2, 12681949), (7, 3623414), (14, 1811707), (17, 1491994), (19, 1334942), (34, 745997), (38, 667471), (71, 357238), (79, 321062), (119, 213142), (133, 190706), (142, 178619), (158, 160531), (238, 106571), (266, 95353), (323, 78526), (497, 51034), (553, 45866), (646, 39263), (994, 25517), (1106, 22933), (1207, 21014), (1343, 18886), (1349, 18802), (1501, 16898), (2261, 11218), (2414, 10507), (2686, 9443), (2698, 9401), (3002, 8449), (4522, 5609)]