64853555

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3089}}^1$

素因数の和:3143

約数の個数: 32

約数和(自身を含む): 93441600

約数和(自身を除く): 28588045

約数列:

[1, 5, 13, 17, 19, 65, 85, 95, 221, 247, 323, 1105, 1235, 1615, 3089, 4199, 15445, 20995, 40157, 52513, 58691, 200785, 262565, 293455, 682669, 762983, 997747, 3413345, 3814915, 4988735, 12970711, 64853555]

約数ペア:

[(1, 64853555), (5, 12970711), (13, 4988735), (17, 3814915), (19, 3413345), (65, 997747), (85, 762983), (95, 682669), (221, 293455), (247, 262565), (323, 200785), (1105, 58691), (1235, 52513), (1615, 40157), (3089, 20995), (4199, 15445)]