90744555

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^2\times {\mathrm{173}}^1$

素因数の和:237

約数の個数: 72

約数和(自身を含む): 170510256

約数和(自身を除く): 79765701

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 121, 165, 173, 187, 255, 289, 363, 519, 561, 605, 865, 867, 935, 1445, 1815, 1903, 2057, 2595, 2805, 2941, 3179, 4335, 5709, 6171, 8823, 9515, 9537, 10285, 14705, 15895, 20933, 28545, 30855, 32351, 34969, 44115, 47685, 49997, 62799, 97053, 104665, 104907, 149991, 161755, 174845, 249985, 313995, 355861, 485265, 524535, 549967, 749955, 1067583, 1649901, 1779305, 2749835, 5337915, 6049637, 8249505, 18148911, 30248185, 90744555]

約数ペア:

[(1, 90744555), (3, 30248185), (5, 18148911), (11, 8249505), (15, 6049637), (17, 5337915), (33, 2749835), (51, 1779305), (55, 1649901), (85, 1067583), (121, 749955), (165, 549967), (173, 524535), (187, 485265), (255, 355861), (289, 313995), (363, 249985), (519, 174845), (561, 161755), (605, 149991), (865, 104907), (867, 104665), (935, 97053), (1445, 62799), (1815, 49997), (1903, 47685), (2057, 44115), (2595, 34969), (2805, 32351), (2941, 30855), (3179, 28545), (4335, 20933), (5709, 15895), (6171, 14705), (8823, 10285), (9515, 9537)]