25250610

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{643}}^1$

素因数の和:688

約数の個数: 128

約数和(自身を含む): 80123904

約数和(自身を除く): 54873294

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 17, 21, 22, 30, 33, 34, 35, 42, 51, 55, 66, 70, 77, 85, 102, 105, 110, 119, 154, 165, 170, 187, 210, 231, 238, 255, 330, 357, 374, 385, 462, 510, 561, 595, 643, 714, 770, 935, 1122, 1155, 1190, 1286, 1309, 1785, 1870, 1929, 2310, 2618, 2805, 3215, 3570, 3858, 3927, 4501, 5610, 6430, 6545, 7073, 7854, 9002, 9645, 10931, 13090, 13503, 14146, 19290, 19635, 21219, 21862, 22505, 27006, 32793, 35365, 39270, 42438, 45010, 49511, 54655, 65586, 67515, 70730, 76517, 99022, 106095, 109310, 120241, 135030, 148533, 153034, 163965, 212190, 229551, 240482, 247555, 297066, 327930, 360723, 382585, 459102, 495110, 601205, 721446, 742665, 765170, 841687, 1147755, 1202410, 1485330, 1683374, 1803615, 2295510, 2525061, 3607230, 4208435, 5050122, 8416870, 12625305, 25250610]

約数ペア:

[(1, 25250610), (2, 12625305), (3, 8416870), (5, 5050122), (6, 4208435), (7, 3607230), (10, 2525061), (11, 2295510), (14, 1803615), (15, 1683374), (17, 1485330), (21, 1202410), (22, 1147755), (30, 841687), (33, 765170), (34, 742665), (35, 721446), (42, 601205), (51, 495110), (55, 459102), (66, 382585), (70, 360723), (77, 327930), (85, 297066), (102, 247555), (105, 240482), (110, 229551), (119, 212190), (154, 163965), (165, 153034), (170, 148533), (187, 135030), (210, 120241), (231, 109310), (238, 106095), (255, 99022), (330, 76517), (357, 70730), (374, 67515), (385, 65586), (462, 54655), (510, 49511), (561, 45010), (595, 42438), (643, 39270), (714, 35365), (770, 32793), (935, 27006), (1122, 22505), (1155, 21862), (1190, 21219), (1286, 19635), (1309, 19290), (1785, 14146), (1870, 13503), (1929, 13090), (2310, 10931), (2618, 9645), (2805, 9002), (3215, 7854), (3570, 7073), (3858, 6545), (3927, 6430), (4501, 5610)]