51815200

素因数分解:

$2^5\times 5^2\times {\mathrm{239}}^1\times {\mathrm{271}}^1$

素因数の和:530

約数の個数: 72

約数和(自身を含む): 127491840

約数和(自身を除く): 75676640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 239, 271, 400, 478, 542, 800, 956, 1084, 1195, 1355, 1912, 2168, 2390, 2710, 3824, 4336, 4780, 5420, 5975, 6775, 7648, 8672, 9560, 10840, 11950, 13550, 19120, 21680, 23900, 27100, 38240, 43360, 47800, 54200, 64769, 95600, 108400, 129538, 191200, 216800, 259076, 323845, 518152, 647690, 1036304, 1295380, 1619225, 2072608, 2590760, 3238450, 5181520, 6476900, 10363040, 12953800, 25907600, 51815200]

約数ペア:

[(1, 51815200), (2, 25907600), (4, 12953800), (5, 10363040), (8, 6476900), (10, 5181520), (16, 3238450), (20, 2590760), (25, 2072608), (32, 1619225), (40, 1295380), (50, 1036304), (80, 647690), (100, 518152), (160, 323845), (200, 259076), (239, 216800), (271, 191200), (400, 129538), (478, 108400), (542, 95600), (800, 64769), (956, 54200), (1084, 47800), (1195, 43360), (1355, 38240), (1912, 27100), (2168, 23900), (2390, 21680), (2710, 19120), (3824, 13550), (4336, 11950), (4780, 10840), (5420, 9560), (5975, 8672), (6775, 7648)]