51953780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{2131}}^1$

素因数の和:2216

約数の個数: 48

約数和(自身を含む): 116049024

約数和(自身を除く): 64095244

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 53, 92, 106, 115, 212, 230, 265, 460, 530, 1060, 1219, 2131, 2438, 4262, 4876, 6095, 8524, 10655, 12190, 21310, 24380, 42620, 49013, 98026, 112943, 196052, 225886, 245065, 451772, 490130, 564715, 980260, 1129430, 2258860, 2597689, 5195378, 10390756, 12988445, 25976890, 51953780]

約数ペア:

[(1, 51953780), (2, 25976890), (4, 12988445), (5, 10390756), (10, 5195378), (20, 2597689), (23, 2258860), (46, 1129430), (53, 980260), (92, 564715), (106, 490130), (115, 451772), (212, 245065), (230, 225886), (265, 196052), (460, 112943), (530, 98026), (1060, 49013), (1219, 42620), (2131, 24380), (2438, 21310), (4262, 12190), (4876, 10655), (6095, 8524)]