25936000

素因数分解:

$2^7\times 5^3\times {\mathrm{1621}}^1$

素因数の和:1650

約数の個数: 64

約数和(自身を含む): 64523160

約数和(自身を除く): 38587160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 320, 400, 500, 640, 800, 1000, 1600, 1621, 2000, 3200, 3242, 4000, 6484, 8000, 8105, 12968, 16000, 16210, 25936, 32420, 40525, 51872, 64840, 81050, 103744, 129680, 162100, 202625, 207488, 259360, 324200, 405250, 518720, 648400, 810500, 1037440, 1296800, 1621000, 2593600, 3242000, 5187200, 6484000, 12968000, 25936000]

約数ペア:

[(1, 25936000), (2, 12968000), (4, 6484000), (5, 5187200), (8, 3242000), (10, 2593600), (16, 1621000), (20, 1296800), (25, 1037440), (32, 810500), (40, 648400), (50, 518720), (64, 405250), (80, 324200), (100, 259360), (125, 207488), (128, 202625), (160, 162100), (200, 129680), (250, 103744), (320, 81050), (400, 64840), (500, 51872), (640, 40525), (800, 32420), (1000, 25936), (1600, 16210), (1621, 16000), (2000, 12968), (3200, 8105), (3242, 8000), (4000, 6484)]