131424475

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1409}}^1$

素因数の和:1480

約数の個数: 48

約数和(自身を含む): 205611840

約数和(自身を除く): 74187365

約数列:

[1, 5, 7, 13, 25, 35, 41, 65, 91, 175, 205, 287, 325, 455, 533, 1025, 1409, 1435, 2275, 2665, 3731, 7045, 7175, 9863, 13325, 18317, 18655, 35225, 49315, 57769, 91585, 93275, 128219, 246575, 288845, 404383, 457925, 641095, 750997, 1444225, 2021915, 3205475, 3754985, 5256979, 10109575, 18774925, 26284895, 131424475]

約数ペア:

[(1, 131424475), (5, 26284895), (7, 18774925), (13, 10109575), (25, 5256979), (35, 3754985), (41, 3205475), (65, 2021915), (91, 1444225), (175, 750997), (205, 641095), (287, 457925), (325, 404383), (455, 288845), (533, 246575), (1025, 128219), (1409, 93275), (1435, 91585), (2275, 57769), (2665, 49315), (3731, 35225), (7045, 18655), (7175, 18317), (9863, 13325)]