64560776

素因数分解:

$2^3\times 7^1\times {\mathrm{541}}^1\times {\mathrm{2131}}^1$

素因数の和:2685

約数の個数: 32

約数和(自身を含む): 138665280

約数和(自身を除く): 74104504

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 541, 1082, 2131, 2164, 3787, 4262, 4328, 7574, 8524, 14917, 15148, 17048, 29834, 30296, 59668, 119336, 1152871, 2305742, 4611484, 8070097, 9222968, 16140194, 32280388, 64560776]

約数ペア:

[(1, 64560776), (2, 32280388), (4, 16140194), (7, 9222968), (8, 8070097), (14, 4611484), (28, 2305742), (56, 1152871), (541, 119336), (1082, 59668), (2131, 30296), (2164, 29834), (3787, 17048), (4262, 15148), (4328, 14917), (7574, 8524)]