64491070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31769}}^1$

素因数の和:31812

約数の個数: 32

約数和(自身を含む): 137246400

約数和(自身を除く): 72755330

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 31769, 63538, 158845, 222383, 317690, 444766, 921301, 1111915, 1842602, 2223830, 4606505, 6449107, 9213010, 12898214, 32245535, 64491070]

約数ペア:

[(1, 64491070), (2, 32245535), (5, 12898214), (7, 9213010), (10, 6449107), (14, 4606505), (29, 2223830), (35, 1842602), (58, 1111915), (70, 921301), (145, 444766), (203, 317690), (290, 222383), (406, 158845), (1015, 63538), (2030, 31769)]