85905675

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{607}}^1$

素因数の和:677

約数の個数: 72

約数和(自身を含む): 167596416

約数和(自身を除く): 81690741

約数列:

[1, 3, 5, 9, 15, 17, 25, 37, 45, 51, 75, 85, 111, 153, 185, 225, 255, 333, 425, 555, 607, 629, 765, 925, 1275, 1665, 1821, 1887, 2775, 3035, 3145, 3825, 5463, 5661, 8325, 9105, 9435, 10319, 15175, 15725, 22459, 27315, 28305, 30957, 45525, 47175, 51595, 67377, 92871, 112295, 136575, 141525, 154785, 202131, 257975, 336885, 381803, 464355, 561475, 773925, 1010655, 1145409, 1684425, 1909015, 2321775, 3436227, 5053275, 5727045, 9545075, 17181135, 28635225, 85905675]

約数ペア:

[(1, 85905675), (3, 28635225), (5, 17181135), (9, 9545075), (15, 5727045), (17, 5053275), (25, 3436227), (37, 2321775), (45, 1909015), (51, 1684425), (75, 1145409), (85, 1010655), (111, 773925), (153, 561475), (185, 464355), (225, 381803), (255, 336885), (333, 257975), (425, 202131), (555, 154785), (607, 141525), (629, 136575), (765, 112295), (925, 92871), (1275, 67377), (1665, 51595), (1821, 47175), (1887, 45525), (2775, 30957), (3035, 28305), (3145, 27315), (3825, 22459), (5463, 15725), (5661, 15175), (8325, 10319), (9105, 9435)]