25921690

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2621}}^1$

素因数の和:2694

約数の個数: 32

約数和(自身を含む): 49838976

約数和(自身を除く): 23917286

約数列:

[1, 2, 5, 10, 23, 43, 46, 86, 115, 215, 230, 430, 989, 1978, 2621, 4945, 5242, 9890, 13105, 26210, 60283, 112703, 120566, 225406, 301415, 563515, 602830, 1127030, 2592169, 5184338, 12960845, 25921690]

約数ペア:

[(1, 25921690), (2, 12960845), (5, 5184338), (10, 2592169), (23, 1127030), (43, 602830), (46, 563515), (86, 301415), (115, 225406), (215, 120566), (230, 112703), (430, 60283), (989, 26210), (1978, 13105), (2621, 9890), (4945, 5242)]