64542088

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{367}}^1$

素因数の和:494

約数の個数: 64

約数和(自身を含む): 139104000

約数和(自身を除く): 74561912

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 89, 104, 152, 178, 247, 356, 367, 494, 712, 734, 988, 1157, 1468, 1691, 1976, 2314, 2936, 3382, 4628, 4771, 6764, 6973, 9256, 9542, 13528, 13946, 19084, 21983, 27892, 32663, 38168, 43966, 55784, 65326, 87932, 90649, 130652, 175864, 181298, 261304, 362596, 424619, 620597, 725192, 849238, 1241194, 1698476, 2482388, 3396952, 4964776, 8067761, 16135522, 32271044, 64542088]

約数ペア:

[(1, 64542088), (2, 32271044), (4, 16135522), (8, 8067761), (13, 4964776), (19, 3396952), (26, 2482388), (38, 1698476), (52, 1241194), (76, 849238), (89, 725192), (104, 620597), (152, 424619), (178, 362596), (247, 261304), (356, 181298), (367, 175864), (494, 130652), (712, 90649), (734, 87932), (988, 65326), (1157, 55784), (1468, 43966), (1691, 38168), (1976, 32663), (2314, 27892), (2936, 21983), (3382, 19084), (4628, 13946), (4771, 13528), (6764, 9542), (6973, 9256)]