205760015

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{10069}}^1$

素因数の和:10202

約数の個数: 16

約数和(自身を含む): 254730720

約数和(自身を除く): 48970705

約数列:

[1, 5, 61, 67, 305, 335, 4087, 10069, 20435, 50345, 614209, 674623, 3071045, 3373115, 41152003, 205760015]

約数ペア:

[(1, 205760015), (5, 41152003), (61, 3373115), (67, 3071045), (305, 674623), (335, 614209), (4087, 50345), (10069, 20435)]