81195876

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{733}}^1$

素因数の和:941

約数の個数: 72

約数和(自身を含む): 218817144

約数和(自身を除く): 137621268

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 181, 204, 306, 362, 543, 612, 724, 733, 1086, 1466, 1629, 2172, 2199, 2932, 3077, 3258, 4398, 6154, 6516, 6597, 8796, 9231, 12308, 12461, 13194, 18462, 24922, 26388, 27693, 36924, 37383, 49844, 55386, 74766, 110772, 112149, 132673, 149532, 224298, 265346, 398019, 448596, 530692, 796038, 1194057, 1592076, 2255441, 2388114, 4510882, 4776228, 6766323, 9021764, 13532646, 20298969, 27065292, 40597938, 81195876]

約数ペア:

[(1, 81195876), (2, 40597938), (3, 27065292), (4, 20298969), (6, 13532646), (9, 9021764), (12, 6766323), (17, 4776228), (18, 4510882), (34, 2388114), (36, 2255441), (51, 1592076), (68, 1194057), (102, 796038), (153, 530692), (181, 448596), (204, 398019), (306, 265346), (362, 224298), (543, 149532), (612, 132673), (724, 112149), (733, 110772), (1086, 74766), (1466, 55386), (1629, 49844), (2172, 37383), (2199, 36924), (2932, 27693), (3077, 26388), (3258, 24922), (4398, 18462), (6154, 13194), (6516, 12461), (6597, 12308), (8796, 9231)]