68670472

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{787}}^1\times {\mathrm{839}}^1$

素因数の和:1645

約数の個数: 32

約数和(自身を含む): 139003200

約数和(自身を除く): 70332728

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 787, 839, 1574, 1678, 3148, 3356, 6296, 6712, 10231, 10907, 20462, 21814, 40924, 43628, 81848, 87256, 660293, 1320586, 2641172, 5282344, 8583809, 17167618, 34335236, 68670472]

約数ペア:

[(1, 68670472), (2, 34335236), (4, 17167618), (8, 8583809), (13, 5282344), (26, 2641172), (52, 1320586), (104, 660293), (787, 87256), (839, 81848), (1574, 43628), (1678, 40924), (3148, 21814), (3356, 20462), (6296, 10907), (6712, 10231)]