1285259710

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{397}}^1\times {\mathrm{6607}}^1$

素因数の和:7025

約数の個数: 48

約数和(自身を含む): 2698363584

約数和(自身を除く): 1413103874

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 397, 490, 794, 1985, 2779, 3970, 5558, 6607, 13214, 13895, 19453, 27790, 33035, 38906, 46249, 66070, 92498, 97265, 194530, 231245, 323743, 462490, 647486, 1618715, 2622979, 3237430, 5245958, 13114895, 18360853, 26229790, 36721706, 91804265, 128525971, 183608530, 257051942, 642629855, 1285259710]

約数ペア:

[(1, 1285259710), (2, 642629855), (5, 257051942), (7, 183608530), (10, 128525971), (14, 91804265), (35, 36721706), (49, 26229790), (70, 18360853), (98, 13114895), (245, 5245958), (397, 3237430), (490, 2622979), (794, 1618715), (1985, 647486), (2779, 462490), (3970, 323743), (5558, 231245), (6607, 194530), (13214, 97265), (13895, 92498), (19453, 66070), (27790, 46249), (33035, 38906)]