80156800

素因数分解:

$2^7\times 5^2\times {\mathrm{37}}^1\times {\mathrm{677}}^1$

素因数の和:738

約数の個数: 96

約数和(自身を含む): 203664420

約数和(自身を除く): 123507620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 37, 40, 50, 64, 74, 80, 100, 128, 148, 160, 185, 200, 296, 320, 370, 400, 592, 640, 677, 740, 800, 925, 1184, 1354, 1480, 1600, 1850, 2368, 2708, 2960, 3200, 3385, 3700, 4736, 5416, 5920, 6770, 7400, 10832, 11840, 13540, 14800, 16925, 21664, 23680, 25049, 27080, 29600, 33850, 43328, 50098, 54160, 59200, 67700, 86656, 100196, 108320, 118400, 125245, 135400, 200392, 216640, 250490, 270800, 400784, 433280, 500980, 541600, 626225, 801568, 1001960, 1083200, 1252450, 1603136, 2003920, 2166400, 2504900, 3206272, 4007840, 5009800, 8015680, 10019600, 16031360, 20039200, 40078400, 80156800]

約数ペア:

[(1, 80156800), (2, 40078400), (4, 20039200), (5, 16031360), (8, 10019600), (10, 8015680), (16, 5009800), (20, 4007840), (25, 3206272), (32, 2504900), (37, 2166400), (40, 2003920), (50, 1603136), (64, 1252450), (74, 1083200), (80, 1001960), (100, 801568), (128, 626225), (148, 541600), (160, 500980), (185, 433280), (200, 400784), (296, 270800), (320, 250490), (370, 216640), (400, 200392), (592, 135400), (640, 125245), (677, 118400), (740, 108320), (800, 100196), (925, 86656), (1184, 67700), (1354, 59200), (1480, 54160), (1600, 50098), (1850, 43328), (2368, 33850), (2708, 29600), (2960, 27080), (3200, 25049), (3385, 23680), (3700, 21664), (4736, 16925), (5416, 14800), (5920, 13540), (6770, 11840), (7400, 10832)]