289119065

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{7247}}^1$

素因数の和:7432

約数の個数: 16

約数和(自身を含む): 354862080

約数和(自身を除く): 65743015

約数列:

[1, 5, 79, 101, 395, 505, 7247, 7979, 36235, 39895, 572513, 731947, 2862565, 3659735, 57823813, 289119065]

約数ペア:

[(1, 289119065), (5, 57823813), (79, 3659735), (101, 2862565), (395, 731947), (505, 572513), (7247, 39895), (7979, 36235)]