1260763775

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{347}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 1696391424

約数和(自身を除く): 435627649

約数列:

[1, 5, 17, 25, 83, 85, 103, 347, 415, 425, 515, 1411, 1735, 1751, 2075, 2575, 5899, 7055, 8549, 8675, 8755, 28801, 29495, 35275, 35741, 42745, 43775, 144005, 145333, 147475, 178705, 213725, 489617, 607597, 720025, 726665, 893525, 2448085, 2966503, 3037985, 3633325, 12240425, 14832515, 15189925, 50430551, 74162575, 252152755, 1260763775]

約数ペア:

[(1, 1260763775), (5, 252152755), (17, 74162575), (25, 50430551), (83, 15189925), (85, 14832515), (103, 12240425), (347, 3633325), (415, 3037985), (425, 2966503), (515, 2448085), (1411, 893525), (1735, 726665), (1751, 720025), (2075, 607597), (2575, 489617), (5899, 213725), (7055, 178705), (8549, 147475), (8675, 145333), (8755, 144005), (28801, 43775), (29495, 42745), (35275, 35741)]