87257925

素因数分解:

$3^3\times 5^2\times {\mathrm{257}}^1\times {\mathrm{503}}^1$

素因数の和:779

約数の個数: 48

約数和(自身を含む): 161239680

約数和(自身を除く): 73981755

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 257, 503, 675, 771, 1285, 1509, 2313, 2515, 3855, 4527, 6425, 6939, 7545, 11565, 12575, 13581, 19275, 22635, 34695, 37725, 57825, 67905, 113175, 129271, 173475, 339525, 387813, 646355, 1163439, 1939065, 3231775, 3490317, 5817195, 9695325, 17451585, 29085975, 87257925]

約数ペア:

[(1, 87257925), (3, 29085975), (5, 17451585), (9, 9695325), (15, 5817195), (25, 3490317), (27, 3231775), (45, 1939065), (75, 1163439), (135, 646355), (225, 387813), (257, 339525), (503, 173475), (675, 129271), (771, 113175), (1285, 67905), (1509, 57825), (2313, 37725), (2515, 34695), (3855, 22635), (4527, 19275), (6425, 13581), (6939, 12575), (7545, 11565)]