4056640225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1\times {\mathrm{947}}^1$

素因数の和:1426

約数の個数: 48

約数和(自身を含む): 5655191616

約数和(自身を除く): 1598551391

約数列:

[1, 5, 11, 25, 37, 55, 185, 275, 407, 421, 925, 947, 2035, 2105, 4631, 4735, 10175, 10417, 10525, 15577, 23155, 23675, 35039, 52085, 77885, 115775, 171347, 175195, 260425, 385429, 389425, 398687, 856735, 875975, 1927145, 1993435, 4283675, 4385557, 9635725, 9967175, 14751419, 21927785, 73757095, 109638925, 162265609, 368785475, 811328045, 4056640225]

約数ペア:

[(1, 4056640225), (5, 811328045), (11, 368785475), (25, 162265609), (37, 109638925), (55, 73757095), (185, 21927785), (275, 14751419), (407, 9967175), (421, 9635725), (925, 4385557), (947, 4283675), (2035, 1993435), (2105, 1927145), (4631, 875975), (4735, 856735), (10175, 398687), (10417, 389425), (10525, 385429), (15577, 260425), (23155, 175195), (23675, 171347), (35039, 115775), (52085, 77885)]