5424400

素因数分解:

$2^4\times 5^2\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:280

約数の個数: 60

約数和(自身を含む): 13284864

約数和(自身を除く): 7860464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 71, 80, 100, 142, 191, 200, 284, 355, 382, 400, 568, 710, 764, 955, 1136, 1420, 1528, 1775, 1910, 2840, 3056, 3550, 3820, 4775, 5680, 7100, 7640, 9550, 13561, 14200, 15280, 19100, 27122, 28400, 38200, 54244, 67805, 76400, 108488, 135610, 216976, 271220, 339025, 542440, 678050, 1084880, 1356100, 2712200, 5424400]

約数ペア:

[(1, 5424400), (2, 2712200), (4, 1356100), (5, 1084880), (8, 678050), (10, 542440), (16, 339025), (20, 271220), (25, 216976), (40, 135610), (50, 108488), (71, 76400), (80, 67805), (100, 54244), (142, 38200), (191, 28400), (200, 27122), (284, 19100), (355, 15280), (382, 14200), (400, 13561), (568, 9550), (710, 7640), (764, 7100), (955, 5680), (1136, 4775), (1420, 3820), (1528, 3550), (1775, 3056), (1910, 2840)]