201545825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 286648320

約数和(自身を除く): 85102495

約数列:

[1, 5, 13, 19, 25, 65, 95, 127, 247, 257, 325, 475, 635, 1235, 1285, 1651, 2413, 3175, 3341, 4883, 6175, 6425, 8255, 12065, 16705, 24415, 31369, 32639, 41275, 60325, 63479, 83525, 122075, 156845, 163195, 317395, 424307, 620141, 784225, 815975, 1586975, 2121535, 3100705, 8061833, 10607675, 15503525, 40309165, 201545825]

約数ペア:

[(1, 201545825), (5, 40309165), (13, 15503525), (19, 10607675), (25, 8061833), (65, 3100705), (95, 2121535), (127, 1586975), (247, 815975), (257, 784225), (325, 620141), (475, 424307), (635, 317395), (1235, 163195), (1285, 156845), (1651, 122075), (2413, 83525), (3175, 63479), (3341, 60325), (4883, 41275), (6175, 32639), (6425, 31369), (8255, 24415), (12065, 16705)]