65018049280

素因数分解:

$2^8\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1238911}}^1$

素因数の和:1238973

約数の個数: 72

約数和(自身を含む): 159537176064

約数和(自身を除く): 94519126784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 256, 320, 328, 410, 640, 656, 820, 1280, 1312, 1640, 2624, 3280, 5248, 6560, 10496, 13120, 26240, 52480, 1238911, 2477822, 4955644, 6194555, 9911288, 12389110, 19822576, 24778220, 39645152, 49556440, 50795351, 79290304, 99112880, 101590702, 158580608, 198225760, 203181404, 253976755, 317161216, 396451520, 406362808, 507953510, 792903040, 812725616, 1015907020, 1585806080, 1625451232, 2031814040, 3250902464, 4063628080, 6501804928, 8127256160, 13003609856, 16254512320, 32509024640, 65018049280]

約数ペア:

[(1, 65018049280), (2, 32509024640), (4, 16254512320), (5, 13003609856), (8, 8127256160), (10, 6501804928), (16, 4063628080), (20, 3250902464), (32, 2031814040), (40, 1625451232), (41, 1585806080), (64, 1015907020), (80, 812725616), (82, 792903040), (128, 507953510), (160, 406362808), (164, 396451520), (205, 317161216), (256, 253976755), (320, 203181404), (328, 198225760), (410, 158580608), (640, 101590702), (656, 99112880), (820, 79290304), (1280, 50795351), (1312, 49556440), (1640, 39645152), (2624, 24778220), (3280, 19822576), (5248, 12389110), (6560, 9911288), (10496, 6194555), (13120, 4955644), (26240, 2477822), (52480, 1238911)]