71982225

素因数分解:

$3^2\times 5^2\times 7^2\times {\mathrm{6529}}^1$

素因数の和:6559

約数の個数: 54

約数和(自身を含む): 150000630

約数和(自身を除く): 78018405

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 49, 63, 75, 105, 147, 175, 225, 245, 315, 441, 525, 735, 1225, 1575, 2205, 3675, 6529, 11025, 19587, 32645, 45703, 58761, 97935, 137109, 163225, 228515, 293805, 319921, 411327, 489675, 685545, 959763, 1142575, 1469025, 1599605, 2056635, 2879289, 3427725, 4798815, 7998025, 10283175, 14396445, 23994075, 71982225]

約数ペア:

[(1, 71982225), (3, 23994075), (5, 14396445), (7, 10283175), (9, 7998025), (15, 4798815), (21, 3427725), (25, 2879289), (35, 2056635), (45, 1599605), (49, 1469025), (63, 1142575), (75, 959763), (105, 685545), (147, 489675), (175, 411327), (225, 319921), (245, 293805), (315, 228515), (441, 163225), (525, 137109), (735, 97935), (1225, 58761), (1575, 45703), (2205, 32645), (3675, 19587), (6529, 11025)]