201250880

素因数分解:

$2^6\times 5^1\times {\mathrm{628909}}^1$

素因数の和:628926

約数の個数: 28

約数和(自身を含む): 479229420

約数和(自身を除く): 277978540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 628909, 1257818, 2515636, 3144545, 5031272, 6289090, 10062544, 12578180, 20125088, 25156360, 40250176, 50312720, 100625440, 201250880]

約数ペア:

[(1, 201250880), (2, 100625440), (4, 50312720), (5, 40250176), (8, 25156360), (10, 20125088), (16, 12578180), (20, 10062544), (32, 6289090), (40, 5031272), (64, 3144545), (80, 2515636), (160, 1257818), (320, 628909)]