71247370

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1\times {\mathrm{751}}^1$

素因数の和:990

約数の個数: 32

約数和(自身を含む): 131569920

約数和(自身を除く): 60322550

約数列:

[1, 2, 5, 10, 53, 106, 179, 265, 358, 530, 751, 895, 1502, 1790, 3755, 7510, 9487, 18974, 39803, 47435, 79606, 94870, 134429, 199015, 268858, 398030, 672145, 1344290, 7124737, 14249474, 35623685, 71247370]

約数ペア:

[(1, 71247370), (2, 35623685), (5, 14249474), (10, 7124737), (53, 1344290), (106, 672145), (179, 398030), (265, 268858), (358, 199015), (530, 134429), (751, 94870), (895, 79606), (1502, 47435), (1790, 39803), (3755, 18974), (7510, 9487)]