978691010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1\times {\mathrm{643}}^1$

素因数の和:899

約数の個数: 64

約数和(自身を含む): 1958027904

約数和(自身を除く): 979336894

約数列:

[1, 2, 5, 10, 11, 22, 55, 101, 110, 137, 202, 274, 505, 643, 685, 1010, 1111, 1286, 1370, 1507, 2222, 3014, 3215, 5555, 6430, 7073, 7535, 11110, 13837, 14146, 15070, 27674, 35365, 64943, 69185, 70730, 88091, 129886, 138370, 152207, 176182, 304414, 324715, 440455, 649430, 714373, 761035, 880910, 969001, 1428746, 1522070, 1938002, 3571865, 4845005, 7143730, 8897191, 9690010, 17794382, 44485955, 88971910, 97869101, 195738202, 489345505, 978691010]

約数ペア:

[(1, 978691010), (2, 489345505), (5, 195738202), (10, 97869101), (11, 88971910), (22, 44485955), (55, 17794382), (101, 9690010), (110, 8897191), (137, 7143730), (202, 4845005), (274, 3571865), (505, 1938002), (643, 1522070), (685, 1428746), (1010, 969001), (1111, 880910), (1286, 761035), (1370, 714373), (1507, 649430), (2222, 440455), (3014, 324715), (3215, 304414), (5555, 176182), (6430, 152207), (7073, 138370), (7535, 129886), (11110, 88091), (13837, 70730), (14146, 69185), (15070, 64943), (27674, 35365)]