51223600

素因数分解:

$2^4\times 5^2\times {\mathrm{79}}^1\times {\mathrm{1621}}^1$

素因数の和:1718

約数の個数: 60

約数和(自身を含む): 124699360

約数和(自身を除く): 73475760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 79, 80, 100, 158, 200, 316, 395, 400, 632, 790, 1264, 1580, 1621, 1975, 3160, 3242, 3950, 6320, 6484, 7900, 8105, 12968, 15800, 16210, 25936, 31600, 32420, 40525, 64840, 81050, 128059, 129680, 162100, 256118, 324200, 512236, 640295, 648400, 1024472, 1280590, 2048944, 2561180, 3201475, 5122360, 6402950, 10244720, 12805900, 25611800, 51223600]

約数ペア:

[(1, 51223600), (2, 25611800), (4, 12805900), (5, 10244720), (8, 6402950), (10, 5122360), (16, 3201475), (20, 2561180), (25, 2048944), (40, 1280590), (50, 1024472), (79, 648400), (80, 640295), (100, 512236), (158, 324200), (200, 256118), (316, 162100), (395, 129680), (400, 128059), (632, 81050), (790, 64840), (1264, 40525), (1580, 32420), (1621, 31600), (1975, 25936), (3160, 16210), (3242, 15800), (3950, 12968), (6320, 8105), (6484, 7900)]