30008825

素因数分解:

$5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1$

素因数の和:183

約数の個数: 72

約数和(自身を含む): 50380704

約数和(自身を除く): 20371879

約数列:

[1, 5, 7, 11, 17, 25, 35, 49, 55, 77, 85, 119, 131, 175, 187, 245, 275, 385, 425, 539, 595, 655, 833, 917, 935, 1225, 1309, 1441, 1925, 2227, 2695, 2975, 3275, 4165, 4585, 4675, 6419, 6545, 7205, 9163, 10087, 11135, 13475, 15589, 20825, 22925, 24497, 32095, 32725, 36025, 45815, 50435, 55675, 70609, 77945, 109123, 122485, 160475, 171479, 229075, 252175, 353045, 389725, 545615, 612425, 857395, 1200353, 1765225, 2728075, 4286975, 6001765, 30008825]

約数ペア:

[(1, 30008825), (5, 6001765), (7, 4286975), (11, 2728075), (17, 1765225), (25, 1200353), (35, 857395), (49, 612425), (55, 545615), (77, 389725), (85, 353045), (119, 252175), (131, 229075), (175, 171479), (187, 160475), (245, 122485), (275, 109123), (385, 77945), (425, 70609), (539, 55675), (595, 50435), (655, 45815), (833, 36025), (917, 32725), (935, 32095), (1225, 24497), (1309, 22925), (1441, 20825), (1925, 15589), (2227, 13475), (2695, 11135), (2975, 10087), (3275, 9163), (4165, 7205), (4585, 6545), (4675, 6419)]