64926470

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{823}}^1$

素因数の和:874

約数の個数: 64

約数和(自身を含む): 142387200

約数和(自身を除く): 77460730

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 49, 70, 98, 115, 161, 230, 245, 322, 343, 490, 686, 805, 823, 1127, 1610, 1646, 1715, 2254, 3430, 4115, 5635, 5761, 7889, 8230, 11270, 11522, 15778, 18929, 28805, 37858, 39445, 40327, 57610, 78890, 80654, 94645, 132503, 189290, 201635, 265006, 282289, 403270, 564578, 662515, 927521, 1325030, 1411445, 1855042, 2822890, 4637605, 6492647, 9275210, 12985294, 32463235, 64926470]

約数ペア:

[(1, 64926470), (2, 32463235), (5, 12985294), (7, 9275210), (10, 6492647), (14, 4637605), (23, 2822890), (35, 1855042), (46, 1411445), (49, 1325030), (70, 927521), (98, 662515), (115, 564578), (161, 403270), (230, 282289), (245, 265006), (322, 201635), (343, 189290), (490, 132503), (686, 94645), (805, 80654), (823, 78890), (1127, 57610), (1610, 40327), (1646, 39445), (1715, 37858), (2254, 28805), (3430, 18929), (4115, 15778), (5635, 11522), (5761, 11270), (7889, 8230)]