72145424

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{26681}}^1$

素因数の和:26715

約数の個数: 30

約数和(自身を含む): 151366986

約数和(自身を除く): 79221562

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 26681, 53362, 106724, 213448, 346853, 426896, 693706, 1387412, 2774824, 4509089, 5549648, 9018178, 18036356, 36072712, 72145424]

約数ペア:

[(1, 72145424), (2, 36072712), (4, 18036356), (8, 9018178), (13, 5549648), (16, 4509089), (26, 2774824), (52, 1387412), (104, 693706), (169, 426896), (208, 346853), (338, 213448), (676, 106724), (1352, 53362), (2704, 26681)]