25150615

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 36403200

約数和(自身を除く): 11252585

約数列:

[1, 5, 7, 23, 35, 115, 157, 161, 199, 785, 805, 995, 1099, 1393, 3611, 4577, 5495, 6965, 18055, 22885, 25277, 31243, 32039, 126385, 156215, 160195, 218701, 718589, 1093505, 3592945, 5030123, 25150615]

約数ペア:

[(1, 25150615), (5, 5030123), (7, 3592945), (23, 1093505), (35, 718589), (115, 218701), (157, 160195), (161, 156215), (199, 126385), (785, 32039), (805, 31243), (995, 25277), (1099, 22885), (1393, 18055), (3611, 6965), (4577, 5495)]