64990648

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{2467}}^1$

素因数の和:2599

約数の個数: 32

約数和(自身を含む): 126608400

約数和(自身を除く): 61617752

約数列:

[1, 2, 4, 8, 37, 74, 89, 148, 178, 296, 356, 712, 2467, 3293, 4934, 6586, 9868, 13172, 19736, 26344, 91279, 182558, 219563, 365116, 439126, 730232, 878252, 1756504, 8123831, 16247662, 32495324, 64990648]

約数ペア:

[(1, 64990648), (2, 32495324), (4, 16247662), (8, 8123831), (37, 1756504), (74, 878252), (89, 730232), (148, 439126), (178, 365116), (296, 219563), (356, 182558), (712, 91279), (2467, 26344), (3293, 19736), (4934, 13172), (6586, 9868)]