4352425

素因数分解:

$5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:71

約数の個数: 72

約数和(自身を含む): 7633440

約数和(自身を除く): 3281015

約数列:

[1, 5, 7, 11, 17, 19, 25, 35, 49, 55, 77, 85, 95, 119, 133, 175, 187, 209, 245, 275, 323, 385, 425, 475, 539, 595, 665, 833, 931, 935, 1045, 1225, 1309, 1463, 1615, 1925, 2261, 2695, 2975, 3325, 3553, 4165, 4655, 4675, 5225, 6545, 7315, 8075, 9163, 10241, 11305, 13475, 15827, 17765, 20825, 23275, 24871, 32725, 36575, 45815, 51205, 56525, 79135, 88825, 124355, 174097, 229075, 256025, 395675, 621775, 870485, 4352425]

約数ペア:

[(1, 4352425), (5, 870485), (7, 621775), (11, 395675), (17, 256025), (19, 229075), (25, 174097), (35, 124355), (49, 88825), (55, 79135), (77, 56525), (85, 51205), (95, 45815), (119, 36575), (133, 32725), (175, 24871), (187, 23275), (209, 20825), (245, 17765), (275, 15827), (323, 13475), (385, 11305), (425, 10241), (475, 9163), (539, 8075), (595, 7315), (665, 6545), (833, 5225), (931, 4675), (935, 4655), (1045, 4165), (1225, 3553), (1309, 3325), (1463, 2975), (1615, 2695), (1925, 2261)]