225788475

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{947}}^1$

素因数の和:1005

約数の個数: 72

約数和(自身を含む): 433061568

約数和(自身を除く): 207273093

約数列:

[1, 3, 5, 11, 15, 17, 25, 33, 51, 55, 75, 85, 165, 187, 255, 275, 289, 425, 561, 825, 867, 935, 947, 1275, 1445, 2805, 2841, 3179, 4335, 4675, 4735, 7225, 9537, 10417, 14025, 14205, 15895, 16099, 21675, 23675, 31251, 47685, 48297, 52085, 71025, 79475, 80495, 156255, 177089, 238425, 241485, 260425, 273683, 402475, 531267, 781275, 821049, 885445, 1207425, 1368415, 2656335, 3010513, 4105245, 4427225, 6842075, 9031539, 13281675, 15052565, 20526225, 45157695, 75262825, 225788475]

約数ペア:

[(1, 225788475), (3, 75262825), (5, 45157695), (11, 20526225), (15, 15052565), (17, 13281675), (25, 9031539), (33, 6842075), (51, 4427225), (55, 4105245), (75, 3010513), (85, 2656335), (165, 1368415), (187, 1207425), (255, 885445), (275, 821049), (289, 781275), (425, 531267), (561, 402475), (825, 273683), (867, 260425), (935, 241485), (947, 238425), (1275, 177089), (1445, 156255), (2805, 80495), (2841, 79475), (3179, 71025), (4335, 52085), (4675, 48297), (4735, 47685), (7225, 31251), (9537, 23675), (10417, 21675), (14025, 16099), (14205, 15895)]