64561468

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{409}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 124902400

約数和(自身を除く): 60340932

約数列:

[1, 2, 4, 19, 31, 38, 62, 67, 76, 124, 134, 268, 409, 589, 818, 1178, 1273, 1636, 2077, 2356, 2546, 4154, 5092, 7771, 8308, 12679, 15542, 25358, 27403, 31084, 39463, 50716, 54806, 78926, 109612, 157852, 240901, 481802, 520657, 849493, 963604, 1041314, 1698986, 2082628, 3397972, 16140367, 32280734, 64561468]

約数ペア:

[(1, 64561468), (2, 32280734), (4, 16140367), (19, 3397972), (31, 2082628), (38, 1698986), (62, 1041314), (67, 963604), (76, 849493), (124, 520657), (134, 481802), (268, 240901), (409, 157852), (589, 109612), (818, 78926), (1178, 54806), (1273, 50716), (1636, 39463), (2077, 31084), (2356, 27403), (2546, 25358), (4154, 15542), (5092, 12679), (7771, 8308)]