26564958625

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1\times {\mathrm{919}}^1$

素因数の和:1235

約数の個数: 64

約数和(自身を含む): 35877703680

約数和(自身を除く): 9312745055

約数列:

[1, 5, 17, 25, 61, 85, 125, 223, 305, 425, 919, 1037, 1115, 1525, 2125, 3791, 4595, 5185, 5575, 7625, 13603, 15623, 18955, 22975, 25925, 27875, 56059, 68015, 78115, 94775, 114875, 129625, 204937, 231251, 280295, 340075, 390575, 473875, 953003, 1024685, 1156255, 1401475, 1700375, 1952875, 3483929, 4765015, 5123425, 5781275, 7007375, 12501157, 17419645, 23825075, 25617125, 28906375, 62505785, 87098225, 119125375, 212519669, 312528925, 435491125, 1062598345, 1562644625, 5312991725, 26564958625]

約数ペア:

[(1, 26564958625), (5, 5312991725), (17, 1562644625), (25, 1062598345), (61, 435491125), (85, 312528925), (125, 212519669), (223, 119125375), (305, 87098225), (425, 62505785), (919, 28906375), (1037, 25617125), (1115, 23825075), (1525, 17419645), (2125, 12501157), (3791, 7007375), (4595, 5781275), (5185, 5123425), (5575, 4765015), (7625, 3483929), (13603, 1952875), (15623, 1700375), (18955, 1401475), (22975, 1156255), (25925, 1024685), (27875, 953003), (56059, 473875), (68015, 390575), (78115, 340075), (94775, 280295), (114875, 231251), (129625, 204937)]