65998420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{194113}}^1$

素因数の和:194139

約数の個数: 24

約数和(自身を含む): 146750184

約数和(自身を除く): 80751764

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 194113, 388226, 776452, 970565, 1941130, 3299921, 3882260, 6599842, 13199684, 16499605, 32999210, 65998420]

約数ペア:

[(1, 65998420), (2, 32999210), (4, 16499605), (5, 13199684), (10, 6599842), (17, 3882260), (20, 3299921), (34, 1941130), (68, 970565), (85, 776452), (170, 388226), (340, 194113)]