668815070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{677}}^1\times {\mathrm{1283}}^1$

素因数の和:1985

約数の個数: 64

約数和(自身を含む): 1504313856

約数和(自身を除く): 835498786

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 677, 770, 1283, 1354, 2566, 3385, 4739, 6415, 6770, 7447, 8981, 9478, 12830, 14113, 14894, 17962, 23695, 28226, 37235, 44905, 47390, 52129, 70565, 74470, 89810, 98791, 104258, 141130, 197582, 260645, 493955, 521290, 868591, 987910, 1737182, 4342955, 6080137, 8685910, 9554501, 12160274, 19109002, 30400685, 47772505, 60801370, 66881507, 95545010, 133763014, 334407535, 668815070]

約数ペア:

[(1, 668815070), (2, 334407535), (5, 133763014), (7, 95545010), (10, 66881507), (11, 60801370), (14, 47772505), (22, 30400685), (35, 19109002), (55, 12160274), (70, 9554501), (77, 8685910), (110, 6080137), (154, 4342955), (385, 1737182), (677, 987910), (770, 868591), (1283, 521290), (1354, 493955), (2566, 260645), (3385, 197582), (4739, 141130), (6415, 104258), (6770, 98791), (7447, 89810), (8981, 74470), (9478, 70565), (12830, 52129), (14113, 47390), (14894, 44905), (17962, 37235), (23695, 28226)]