80245600

素因数分解:

$2^5\times 5^2\times {\mathrm{37}}^1\times {\mathrm{2711}}^1$

素因数の和:2768

約数の個数: 72

約数和(自身を含む): 201268368

約数和(自身を除く): 121022768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 37, 40, 50, 74, 80, 100, 148, 160, 185, 200, 296, 370, 400, 592, 740, 800, 925, 1184, 1480, 1850, 2711, 2960, 3700, 5422, 5920, 7400, 10844, 13555, 14800, 21688, 27110, 29600, 43376, 54220, 67775, 86752, 100307, 108440, 135550, 200614, 216880, 271100, 401228, 433760, 501535, 542200, 802456, 1003070, 1084400, 1604912, 2006140, 2168800, 2507675, 3209824, 4012280, 5015350, 8024560, 10030700, 16049120, 20061400, 40122800, 80245600]

約数ペア:

[(1, 80245600), (2, 40122800), (4, 20061400), (5, 16049120), (8, 10030700), (10, 8024560), (16, 5015350), (20, 4012280), (25, 3209824), (32, 2507675), (37, 2168800), (40, 2006140), (50, 1604912), (74, 1084400), (80, 1003070), (100, 802456), (148, 542200), (160, 501535), (185, 433760), (200, 401228), (296, 271100), (370, 216880), (400, 200614), (592, 135550), (740, 108440), (800, 100307), (925, 86752), (1184, 67775), (1480, 54220), (1850, 43376), (2711, 29600), (2960, 27110), (3700, 21688), (5422, 14800), (5920, 13555), (7400, 10844)]