82723720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1223}}^1$

素因数の和:1342

約数の個数: 64

約数和(自身を含む): 198288000

約数和(自身を除く): 115564280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 89, 95, 152, 178, 190, 356, 380, 445, 712, 760, 890, 1223, 1691, 1780, 2446, 3382, 3560, 4892, 6115, 6764, 8455, 9784, 12230, 13528, 16910, 23237, 24460, 33820, 46474, 48920, 67640, 92948, 108847, 116185, 185896, 217694, 232370, 435388, 464740, 544235, 870776, 929480, 1088470, 2068093, 2176940, 4136186, 4353880, 8272372, 10340465, 16544744, 20680930, 41361860, 82723720]

約数ペア:

[(1, 82723720), (2, 41361860), (4, 20680930), (5, 16544744), (8, 10340465), (10, 8272372), (19, 4353880), (20, 4136186), (38, 2176940), (40, 2068093), (76, 1088470), (89, 929480), (95, 870776), (152, 544235), (178, 464740), (190, 435388), (356, 232370), (380, 217694), (445, 185896), (712, 116185), (760, 108847), (890, 92948), (1223, 67640), (1691, 48920), (1780, 46474), (2446, 33820), (3382, 24460), (3560, 23237), (4892, 16910), (6115, 13528), (6764, 12230), (8455, 9784)]