86872275

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2903}}^1$

素因数の和:2945

約数の個数: 72

約数和(自身を含む): 187249920

約数和(自身を除く): 100377645

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 25, 35, 45, 57, 63, 75, 95, 105, 133, 171, 175, 225, 285, 315, 399, 475, 525, 665, 855, 1197, 1425, 1575, 1995, 2903, 3325, 4275, 5985, 8709, 9975, 14515, 20321, 26127, 29925, 43545, 55157, 60963, 72575, 101605, 130635, 165471, 182889, 217725, 275785, 304815, 386099, 496413, 508025, 653175, 827355, 914445, 1158297, 1378925, 1524075, 1930495, 2482065, 3474891, 4136775, 4572225, 5791485, 9652475, 12410325, 17374455, 28957425, 86872275]

約数ペア:

[(1, 86872275), (3, 28957425), (5, 17374455), (7, 12410325), (9, 9652475), (15, 5791485), (19, 4572225), (21, 4136775), (25, 3474891), (35, 2482065), (45, 1930495), (57, 1524075), (63, 1378925), (75, 1158297), (95, 914445), (105, 827355), (133, 653175), (171, 508025), (175, 496413), (225, 386099), (285, 304815), (315, 275785), (399, 217725), (475, 182889), (525, 165471), (665, 130635), (855, 101605), (1197, 72575), (1425, 60963), (1575, 55157), (1995, 43545), (2903, 29925), (3325, 26127), (4275, 20321), (5985, 14515), (8709, 9975)]