101646640

素因数分解:

$2^4\times 5^1\times {\mathrm{487}}^1\times {\mathrm{2609}}^1$

素因数の和:3109

約数の個数: 40

約数和(自身を含む): 236904480

約数和(自身を除く): 135257840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 487, 974, 1948, 2435, 2609, 3896, 4870, 5218, 7792, 9740, 10436, 13045, 19480, 20872, 26090, 38960, 41744, 52180, 104360, 208720, 1270583, 2541166, 5082332, 6352915, 10164664, 12705830, 20329328, 25411660, 50823320, 101646640]

約数ペア:

[(1, 101646640), (2, 50823320), (4, 25411660), (5, 20329328), (8, 12705830), (10, 10164664), (16, 6352915), (20, 5082332), (40, 2541166), (80, 1270583), (487, 208720), (974, 104360), (1948, 52180), (2435, 41744), (2609, 38960), (3896, 26090), (4870, 20872), (5218, 19480), (7792, 13045), (9740, 10436)]