81687424

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7013}}^1$

素因数の和:7047

約数の個数: 64

約数和(自身を含む): 200319840

約数和(自身を除く): 118632416

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 364, 416, 448, 728, 832, 896, 1456, 1664, 2912, 5824, 7013, 11648, 14026, 28052, 49091, 56104, 91169, 98182, 112208, 182338, 196364, 224416, 364676, 392728, 448832, 638183, 729352, 785456, 897664, 1276366, 1458704, 1570912, 2552732, 2917408, 3141824, 5105464, 5834816, 6283648, 10210928, 11669632, 20421856, 40843712, 81687424]

約数ペア:

[(1, 81687424), (2, 40843712), (4, 20421856), (7, 11669632), (8, 10210928), (13, 6283648), (14, 5834816), (16, 5105464), (26, 3141824), (28, 2917408), (32, 2552732), (52, 1570912), (56, 1458704), (64, 1276366), (91, 897664), (104, 785456), (112, 729352), (128, 638183), (182, 448832), (208, 392728), (224, 364676), (364, 224416), (416, 196364), (448, 182338), (728, 112208), (832, 98182), (896, 91169), (1456, 56104), (1664, 49091), (2912, 28052), (5824, 14026), (7013, 11648)]