128000775

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{479}}^1\times {\mathrm{509}}^1$

素因数の和:1008

約数の個数: 48

約数和(自身を含む): 242841600

約数和(自身を除く): 114840825

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 479, 509, 525, 1437, 1527, 2395, 2545, 3353, 3563, 7185, 7635, 10059, 10689, 11975, 12725, 16765, 17815, 35925, 38175, 50295, 53445, 83825, 89075, 243811, 251475, 267225, 731433, 1219055, 1706677, 3657165, 5120031, 6095275, 8533385, 18285825, 25600155, 42666925, 128000775]

約数ペア:

[(1, 128000775), (3, 42666925), (5, 25600155), (7, 18285825), (15, 8533385), (21, 6095275), (25, 5120031), (35, 3657165), (75, 1706677), (105, 1219055), (175, 731433), (479, 267225), (509, 251475), (525, 243811), (1437, 89075), (1527, 83825), (2395, 53445), (2545, 50295), (3353, 38175), (3563, 35925), (7185, 17815), (7635, 16765), (10059, 12725), (10689, 11975)]