129726025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{277}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 191112768

約数和(自身を除く): 61386743

約数列:

[1, 5, 11, 13, 25, 55, 65, 131, 143, 275, 277, 325, 655, 715, 1385, 1441, 1703, 3047, 3275, 3575, 3601, 6925, 7205, 8515, 15235, 18005, 18733, 36025, 36287, 39611, 42575, 76175, 90025, 93665, 181435, 198055, 399157, 468325, 471731, 907175, 990275, 1995785, 2358655, 5189041, 9978925, 11793275, 25945205, 129726025]

約数ペア:

[(1, 129726025), (5, 25945205), (11, 11793275), (13, 9978925), (25, 5189041), (55, 2358655), (65, 1995785), (131, 990275), (143, 907175), (275, 471731), (277, 468325), (325, 399157), (655, 198055), (715, 181435), (1385, 93665), (1441, 90025), (1703, 76175), (3047, 42575), (3275, 39611), (3575, 36287), (3601, 36025), (6925, 18733), (7205, 18005), (8515, 15235)]