71398930

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{54503}}^1$

素因数の和:54641

約数の個数: 16

約数和(自身を含む): 129501504

約数和(自身を除く): 58102574

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 54503, 109006, 272515, 545030, 7139893, 14279786, 35699465, 71398930]

約数ペア:

[(1, 71398930), (2, 35699465), (5, 14279786), (10, 7139893), (131, 545030), (262, 272515), (655, 109006), (1310, 54503)]