82913680

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{12487}}^1$

素因数の和:12583

約数の個数: 40

約数和(自身を含む): 195112512

約数和(自身を除く): 112198832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 3320, 6640, 12487, 24974, 49948, 62435, 99896, 124870, 199792, 249740, 499480, 998960, 1036421, 2072842, 4145684, 5182105, 8291368, 10364210, 16582736, 20728420, 41456840, 82913680]

約数ペア:

[(1, 82913680), (2, 41456840), (4, 20728420), (5, 16582736), (8, 10364210), (10, 8291368), (16, 5182105), (20, 4145684), (40, 2072842), (80, 1036421), (83, 998960), (166, 499480), (332, 249740), (415, 199792), (664, 124870), (830, 99896), (1328, 62435), (1660, 49948), (3320, 24974), (6640, 12487)]