66513160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{237547}}^1$

素因数の和:237565

約数の個数: 32

約数和(自身を含む): 171034560

約数和(自身を除く): 104521400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 237547, 475094, 950188, 1187735, 1662829, 1900376, 2375470, 3325658, 4750940, 6651316, 8314145, 9501880, 13302632, 16628290, 33256580, 66513160]

約数ペア:

[(1, 66513160), (2, 33256580), (4, 16628290), (5, 13302632), (7, 9501880), (8, 8314145), (10, 6651316), (14, 4750940), (20, 3325658), (28, 2375470), (35, 1900376), (40, 1662829), (56, 1187735), (70, 950188), (140, 475094), (280, 237547)]