4138475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:271

約数の個数: 24

約数和(自身を含む): 5691600

約数和(自身を除く): 1553125

約数列:

[1, 5, 11, 25, 55, 101, 149, 275, 505, 745, 1111, 1639, 2525, 3725, 5555, 8195, 15049, 27775, 40975, 75245, 165539, 376225, 827695, 4138475]

約数ペア:

[(1, 4138475), (5, 827695), (11, 376225), (25, 165539), (55, 75245), (101, 40975), (149, 27775), (275, 15049), (505, 8195), (745, 5555), (1111, 3725), (1639, 2525)]