82806560

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{27239}}^1$

素因数の和:27273

約数の個数: 48

約数和(自身を含む): 205934400

約数和(自身を除く): 123127840

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 27239, 54478, 108956, 136195, 217912, 272390, 435824, 517541, 544780, 871648, 1035082, 1089560, 2070164, 2179120, 2587705, 4140328, 4358240, 5175410, 8280656, 10350820, 16561312, 20701640, 41403280, 82806560]

約数ペア:

[(1, 82806560), (2, 41403280), (4, 20701640), (5, 16561312), (8, 10350820), (10, 8280656), (16, 5175410), (19, 4358240), (20, 4140328), (32, 2587705), (38, 2179120), (40, 2070164), (76, 1089560), (80, 1035082), (95, 871648), (152, 544780), (160, 517541), (190, 435824), (304, 272390), (380, 217912), (608, 136195), (760, 108956), (1520, 54478), (3040, 27239)]