208075160

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{39709}}^1$

素因数の和:39851

約数の個数: 32

約数和(自身を含む): 471754800

約数和(自身を除く): 263679640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 39709, 79418, 158836, 198545, 317672, 397090, 794180, 1588360, 5201879, 10403758, 20807516, 26009395, 41615032, 52018790, 104037580, 208075160]

約数ペア:

[(1, 208075160), (2, 104037580), (4, 52018790), (5, 41615032), (8, 26009395), (10, 20807516), (20, 10403758), (40, 5201879), (131, 1588360), (262, 794180), (524, 397090), (655, 317672), (1048, 198545), (1310, 158836), (2620, 79418), (5240, 39709)]