68245888

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{397}}^1$

素因数の和:507

約数の個数: 64

約数和(自身を含む): 146145600

約数和(自身を除く): 77899712

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 79, 128, 136, 158, 272, 316, 397, 544, 632, 794, 1088, 1264, 1343, 1588, 2176, 2528, 2686, 3176, 5056, 5372, 6352, 6749, 10112, 10744, 12704, 13498, 21488, 25408, 26996, 31363, 42976, 50816, 53992, 62726, 85952, 107984, 125452, 171904, 215968, 250904, 431936, 501808, 533171, 863872, 1003616, 1066342, 2007232, 2132684, 4014464, 4265368, 8530736, 17061472, 34122944, 68245888]

約数ペア:

[(1, 68245888), (2, 34122944), (4, 17061472), (8, 8530736), (16, 4265368), (17, 4014464), (32, 2132684), (34, 2007232), (64, 1066342), (68, 1003616), (79, 863872), (128, 533171), (136, 501808), (158, 431936), (272, 250904), (316, 215968), (397, 171904), (544, 125452), (632, 107984), (794, 85952), (1088, 62726), (1264, 53992), (1343, 50816), (1588, 42976), (2176, 31363), (2528, 26996), (2686, 25408), (3176, 21488), (5056, 13498), (5372, 12704), (6352, 10744), (6749, 10112)]