42649775

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:264

約数の個数: 48

約数和(自身を含む): 64757760

約数和(自身を除く): 22107985

約数列:

[1, 5, 7, 19, 25, 35, 95, 101, 127, 133, 175, 475, 505, 635, 665, 707, 889, 1919, 2413, 2525, 3175, 3325, 3535, 4445, 9595, 12065, 12827, 13433, 16891, 17675, 22225, 47975, 60325, 64135, 67165, 84455, 89789, 243713, 320675, 335825, 422275, 448945, 1218565, 1705991, 2244725, 6092825, 8529955, 42649775]

約数ペア:

[(1, 42649775), (5, 8529955), (7, 6092825), (19, 2244725), (25, 1705991), (35, 1218565), (95, 448945), (101, 422275), (127, 335825), (133, 320675), (175, 243713), (475, 89789), (505, 84455), (635, 67165), (665, 64135), (707, 60325), (889, 47975), (1919, 22225), (2413, 17675), (2525, 16891), (3175, 13433), (3325, 12827), (3535, 12065), (4445, 9595)]