1285687810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{613}}^1\times {\mathrm{829}}^1$

素因数の和:1483

約数の個数: 64

約数和(自身を含む): 2641870080

約数和(自身を除く): 1356182270

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 613, 829, 1226, 1265, 1658, 2530, 3065, 4145, 6130, 6743, 8290, 9119, 13486, 14099, 18238, 19067, 28198, 33715, 38134, 45595, 67430, 70495, 91190, 95335, 140990, 155089, 190670, 209737, 310178, 419474, 508177, 775445, 1016354, 1048685, 1550890, 2097370, 2540885, 5081770, 5589947, 11179894, 11688071, 23376142, 27949735, 55899470, 58440355, 116880710, 128568781, 257137562, 642843905, 1285687810]

約数ペア:

[(1, 1285687810), (2, 642843905), (5, 257137562), (10, 128568781), (11, 116880710), (22, 58440355), (23, 55899470), (46, 27949735), (55, 23376142), (110, 11688071), (115, 11179894), (230, 5589947), (253, 5081770), (506, 2540885), (613, 2097370), (829, 1550890), (1226, 1048685), (1265, 1016354), (1658, 775445), (2530, 508177), (3065, 419474), (4145, 310178), (6130, 209737), (6743, 190670), (8290, 155089), (9119, 140990), (13486, 95335), (14099, 91190), (18238, 70495), (19067, 67430), (28198, 45595), (33715, 38134)]