2205640450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{25903}}^1$

素因数の和:26059

約数の個数: 48

約数和(自身を含む): 4451965056

約数和(自身を除く): 2246324606

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 131, 262, 325, 650, 655, 1310, 1703, 3275, 3406, 6550, 8515, 17030, 25903, 42575, 51806, 85150, 129515, 259030, 336739, 647575, 673478, 1295150, 1683695, 3367390, 3393293, 6786586, 8418475, 16836950, 16966465, 33932930, 44112809, 84832325, 88225618, 169664650, 220564045, 441128090, 1102820225, 2205640450]

約数ペア:

[(1, 2205640450), (2, 1102820225), (5, 441128090), (10, 220564045), (13, 169664650), (25, 88225618), (26, 84832325), (50, 44112809), (65, 33932930), (130, 16966465), (131, 16836950), (262, 8418475), (325, 6786586), (650, 3393293), (655, 3367390), (1310, 1683695), (1703, 1295150), (3275, 673478), (3406, 647575), (6550, 336739), (8515, 259030), (17030, 129515), (25903, 85150), (42575, 51806)]