30641567120

素因数分解:

$2^4\times 5^1\times {\mathrm{1249}}^1\times {\mathrm{306661}}^1$

素因数の和:307923

約数の個数: 40

約数和(自身を含む): 71298915000

約数和(自身を除く): 40657347880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1249, 2498, 4996, 6245, 9992, 12490, 19984, 24980, 49960, 99920, 306661, 613322, 1226644, 1533305, 2453288, 3066610, 4906576, 6133220, 12266440, 24532880, 383019589, 766039178, 1532078356, 1915097945, 3064156712, 3830195890, 6128313424, 7660391780, 15320783560, 30641567120]

約数ペア:

[(1, 30641567120), (2, 15320783560), (4, 7660391780), (5, 6128313424), (8, 3830195890), (10, 3064156712), (16, 1915097945), (20, 1532078356), (40, 766039178), (80, 383019589), (1249, 24532880), (2498, 12266440), (4996, 6133220), (6245, 4906576), (9992, 3066610), (12490, 2453288), (19984, 1533305), (24980, 1226644), (49960, 613322), (99920, 306661)]