168128675

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{359}}^1$

素因数の和:524

約数の個数: 48

約数和(自身を含む): 247484160

約数和(自身を除く): 79355485

約数列:

[1, 5, 11, 13, 25, 55, 65, 131, 143, 275, 325, 359, 655, 715, 1441, 1703, 1795, 3275, 3575, 3949, 4667, 7205, 8515, 8975, 18733, 19745, 23335, 36025, 42575, 47029, 51337, 93665, 98725, 116675, 235145, 256685, 468325, 517319, 611377, 1175725, 1283425, 2586595, 3056885, 6725147, 12932975, 15284425, 33625735, 168128675]

約数ペア:

[(1, 168128675), (5, 33625735), (11, 15284425), (13, 12932975), (25, 6725147), (55, 3056885), (65, 2586595), (131, 1283425), (143, 1175725), (275, 611377), (325, 517319), (359, 468325), (655, 256685), (715, 235145), (1441, 116675), (1703, 98725), (1795, 93665), (3275, 51337), (3575, 47029), (3949, 42575), (4667, 36025), (7205, 23335), (8515, 19745), (8975, 18733)]