77683280

素因数分解:

$2^4\times 5^1\times {\mathrm{307}}^1\times {\mathrm{3163}}^1$

素因数の和:3483

約数の個数: 40

約数和(自身を含む): 181259232

約数和(自身を除く): 103575952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 307, 614, 1228, 1535, 2456, 3070, 3163, 4912, 6140, 6326, 12280, 12652, 15815, 24560, 25304, 31630, 50608, 63260, 126520, 253040, 971041, 1942082, 3884164, 4855205, 7768328, 9710410, 15536656, 19420820, 38841640, 77683280]

約数ペア:

[(1, 77683280), (2, 38841640), (4, 19420820), (5, 15536656), (8, 9710410), (10, 7768328), (16, 4855205), (20, 3884164), (40, 1942082), (80, 971041), (307, 253040), (614, 126520), (1228, 63260), (1535, 50608), (2456, 31630), (3070, 25304), (3163, 24560), (4912, 15815), (6140, 12652), (6326, 12280)]