51273280

素因数分解:

$2^6\times 5^1\times {\mathrm{163}}^1\times {\mathrm{983}}^1$

素因数の和:1163

約数の個数: 56

約数和(自身を含む): 122968512

約数和(自身を除く): 71695232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 163, 320, 326, 652, 815, 983, 1304, 1630, 1966, 2608, 3260, 3932, 4915, 5216, 6520, 7864, 9830, 10432, 13040, 15728, 19660, 26080, 31456, 39320, 52160, 62912, 78640, 157280, 160229, 314560, 320458, 640916, 801145, 1281832, 1602290, 2563664, 3204580, 5127328, 6409160, 10254656, 12818320, 25636640, 51273280]

約数ペア:

[(1, 51273280), (2, 25636640), (4, 12818320), (5, 10254656), (8, 6409160), (10, 5127328), (16, 3204580), (20, 2563664), (32, 1602290), (40, 1281832), (64, 801145), (80, 640916), (160, 320458), (163, 314560), (320, 160229), (326, 157280), (652, 78640), (815, 62912), (983, 52160), (1304, 39320), (1630, 31456), (1966, 26080), (2608, 19660), (3260, 15728), (3932, 13040), (4915, 10432), (5216, 9830), (6520, 7864)]