73881525

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{739}}^1$

素因数の和:826

約数の個数: 48

約数和(自身を含む): 129198080

約数和(自身を除く): 55316555

約数列:

[1, 3, 5, 15, 25, 31, 43, 75, 93, 129, 155, 215, 465, 645, 739, 775, 1075, 1333, 2217, 2325, 3225, 3695, 3999, 6665, 11085, 18475, 19995, 22909, 31777, 33325, 55425, 68727, 95331, 99975, 114545, 158885, 343635, 476655, 572725, 794425, 985087, 1718175, 2383275, 2955261, 4925435, 14776305, 24627175, 73881525]

約数ペア:

[(1, 73881525), (3, 24627175), (5, 14776305), (15, 4925435), (25, 2955261), (31, 2383275), (43, 1718175), (75, 985087), (93, 794425), (129, 572725), (155, 476655), (215, 343635), (465, 158885), (645, 114545), (739, 99975), (775, 95331), (1075, 68727), (1333, 55425), (2217, 33325), (2325, 31777), (3225, 22909), (3695, 19995), (3999, 18475), (6665, 11085)]