64288575

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{709}}^1$

素因数の和:769

約数の個数: 72

約数和(自身を含む): 128186240

約数和(自身を除く): 63897665

約数列:

[1, 3, 5, 9, 13, 15, 25, 31, 39, 45, 65, 75, 93, 117, 155, 195, 225, 279, 325, 403, 465, 585, 709, 775, 975, 1209, 1395, 2015, 2127, 2325, 2925, 3545, 3627, 6045, 6381, 6975, 9217, 10075, 10635, 17725, 18135, 21979, 27651, 30225, 31905, 46085, 53175, 65937, 82953, 90675, 109895, 138255, 159525, 197811, 230425, 285727, 329685, 414765, 549475, 691275, 857181, 989055, 1428635, 1648425, 2073825, 2571543, 4285905, 4945275, 7143175, 12857715, 21429525, 64288575]

約数ペア:

[(1, 64288575), (3, 21429525), (5, 12857715), (9, 7143175), (13, 4945275), (15, 4285905), (25, 2571543), (31, 2073825), (39, 1648425), (45, 1428635), (65, 989055), (75, 857181), (93, 691275), (117, 549475), (155, 414765), (195, 329685), (225, 285727), (279, 230425), (325, 197811), (403, 159525), (465, 138255), (585, 109895), (709, 90675), (775, 82953), (975, 65937), (1209, 53175), (1395, 46085), (2015, 31905), (2127, 30225), (2325, 27651), (2925, 21979), (3545, 18135), (3627, 17725), (6045, 10635), (6381, 10075), (6975, 9217)]