165174880

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79411}}^1$

素因数の和:79439

約数の個数: 48

約数和(自身を含む): 420248304

約数和(自身を除く): 255073424

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 79411, 158822, 317644, 397055, 635288, 794110, 1032343, 1270576, 1588220, 2064686, 2541152, 3176440, 4129372, 5161715, 6352880, 8258744, 10323430, 12705760, 16517488, 20646860, 33034976, 41293720, 82587440, 165174880]

約数ペア:

[(1, 165174880), (2, 82587440), (4, 41293720), (5, 33034976), (8, 20646860), (10, 16517488), (13, 12705760), (16, 10323430), (20, 8258744), (26, 6352880), (32, 5161715), (40, 4129372), (52, 3176440), (65, 2541152), (80, 2064686), (104, 1588220), (130, 1270576), (160, 1032343), (208, 794110), (260, 635288), (416, 397055), (520, 317644), (1040, 158822), (2080, 79411)]