72058220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{21319}}^1$

素因数の和:21354

約数の個数: 36

約数和(自身を含む): 163865520

約数和(自身を除く): 91807300

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 21319, 42638, 85276, 106595, 213190, 277147, 426380, 554294, 1108588, 1385735, 2771470, 3602911, 5542940, 7205822, 14411644, 18014555, 36029110, 72058220]

約数ペア:

[(1, 72058220), (2, 36029110), (4, 18014555), (5, 14411644), (10, 7205822), (13, 5542940), (20, 3602911), (26, 2771470), (52, 1385735), (65, 1108588), (130, 554294), (169, 426380), (260, 277147), (338, 213190), (676, 106595), (845, 85276), (1690, 42638), (3380, 21319)]