51872560

素因数分解:

$2^4\times 5^1\times {\mathrm{239}}^1\times {\mathrm{2713}}^1$

素因数の和:2965

約数の個数: 40

約数和(自身を含む): 121152960

約数和(自身を除く): 69280400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 239, 478, 956, 1195, 1912, 2390, 2713, 3824, 4780, 5426, 9560, 10852, 13565, 19120, 21704, 27130, 43408, 54260, 108520, 217040, 648407, 1296814, 2593628, 3242035, 5187256, 6484070, 10374512, 12968140, 25936280, 51872560]

約数ペア:

[(1, 51872560), (2, 25936280), (4, 12968140), (5, 10374512), (8, 6484070), (10, 5187256), (16, 3242035), (20, 2593628), (40, 1296814), (80, 648407), (239, 217040), (478, 108520), (956, 54260), (1195, 43408), (1912, 27130), (2390, 21704), (2713, 19120), (3824, 13565), (4780, 10852), (5426, 9560)]