82991025

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1669}}^1$

素因数の和:1715

約数の個数: 72

約数和(自身を含む): 169598520

約数和(自身を除く): 86607495

約数列:

[1, 3, 5, 9, 13, 15, 17, 25, 39, 45, 51, 65, 75, 85, 117, 153, 195, 221, 225, 255, 325, 425, 585, 663, 765, 975, 1105, 1275, 1669, 1989, 2925, 3315, 3825, 5007, 5525, 8345, 9945, 15021, 16575, 21697, 25035, 28373, 41725, 49725, 65091, 75105, 85119, 108485, 125175, 141865, 195273, 255357, 325455, 368849, 375525, 425595, 542425, 709325, 976365, 1106547, 1276785, 1627275, 1844245, 2127975, 3319641, 4881825, 5532735, 6383925, 9221225, 16598205, 27663675, 82991025]

約数ペア:

[(1, 82991025), (3, 27663675), (5, 16598205), (9, 9221225), (13, 6383925), (15, 5532735), (17, 4881825), (25, 3319641), (39, 2127975), (45, 1844245), (51, 1627275), (65, 1276785), (75, 1106547), (85, 976365), (117, 709325), (153, 542425), (195, 425595), (221, 375525), (225, 368849), (255, 325455), (325, 255357), (425, 195273), (585, 141865), (663, 125175), (765, 108485), (975, 85119), (1105, 75105), (1275, 65091), (1669, 49725), (1989, 41725), (2925, 28373), (3315, 25035), (3825, 21697), (5007, 16575), (5525, 15021), (8345, 9945)]