1026294620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{31081}}^1$

素因数の和:31230

約数の個数: 48

約数和(自身を含む): 2339355648

約数和(自身を除く): 1313061028

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 127, 130, 254, 260, 508, 635, 1270, 1651, 2540, 3302, 6604, 8255, 16510, 31081, 33020, 62162, 124324, 155405, 310810, 404053, 621620, 808106, 1616212, 2020265, 3947287, 4040530, 7894574, 8081060, 15789148, 19736435, 39472870, 51314731, 78945740, 102629462, 205258924, 256573655, 513147310, 1026294620]

約数ペア:

[(1, 1026294620), (2, 513147310), (4, 256573655), (5, 205258924), (10, 102629462), (13, 78945740), (20, 51314731), (26, 39472870), (52, 19736435), (65, 15789148), (127, 8081060), (130, 7894574), (254, 4040530), (260, 3947287), (508, 2020265), (635, 1616212), (1270, 808106), (1651, 621620), (2540, 404053), (3302, 310810), (6604, 155405), (8255, 124324), (16510, 62162), (31081, 33020)]