81542560

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{433}}^1$

素因数の和:566

約数の個数: 96

約数和(自身を含む): 212611392

約数和(自身を除く): 131068832

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 107, 110, 160, 176, 214, 220, 352, 428, 433, 440, 535, 856, 866, 880, 1070, 1177, 1712, 1732, 1760, 2140, 2165, 2354, 3424, 3464, 4280, 4330, 4708, 4763, 5885, 6928, 8560, 8660, 9416, 9526, 11770, 13856, 17120, 17320, 18832, 19052, 23540, 23815, 34640, 37664, 38104, 46331, 47080, 47630, 69280, 76208, 92662, 94160, 95260, 152416, 185324, 188320, 190520, 231655, 370648, 381040, 463310, 509641, 741296, 762080, 926620, 1019282, 1482592, 1853240, 2038564, 2548205, 3706480, 4077128, 5096410, 7412960, 8154256, 10192820, 16308512, 20385640, 40771280, 81542560]

約数ペア:

[(1, 81542560), (2, 40771280), (4, 20385640), (5, 16308512), (8, 10192820), (10, 8154256), (11, 7412960), (16, 5096410), (20, 4077128), (22, 3706480), (32, 2548205), (40, 2038564), (44, 1853240), (55, 1482592), (80, 1019282), (88, 926620), (107, 762080), (110, 741296), (160, 509641), (176, 463310), (214, 381040), (220, 370648), (352, 231655), (428, 190520), (433, 188320), (440, 185324), (535, 152416), (856, 95260), (866, 94160), (880, 92662), (1070, 76208), (1177, 69280), (1712, 47630), (1732, 47080), (1760, 46331), (2140, 38104), (2165, 37664), (2354, 34640), (3424, 23815), (3464, 23540), (4280, 19052), (4330, 18832), (4708, 17320), (4763, 17120), (5885, 13856), (6928, 11770), (8560, 9526), (8660, 9416)]