80816944

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{7331}}^1$

素因数の和:7405

約数の個数: 40

約数和(自身を含む): 171832752

約数和(自身を除く): 91015808

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 104, 106, 208, 212, 424, 689, 848, 1378, 2756, 5512, 7331, 11024, 14662, 29324, 58648, 95303, 117296, 190606, 381212, 388543, 762424, 777086, 1524848, 1554172, 3108344, 5051059, 6216688, 10102118, 20204236, 40408472, 80816944]

約数ペア:

[(1, 80816944), (2, 40408472), (4, 20204236), (8, 10102118), (13, 6216688), (16, 5051059), (26, 3108344), (52, 1554172), (53, 1524848), (104, 777086), (106, 762424), (208, 388543), (212, 381212), (424, 190606), (689, 117296), (848, 95303), (1378, 58648), (2756, 29324), (5512, 14662), (7331, 11024)]