16641625

素因数分解:

$5^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:72

約数の個数: 96

約数和(自身を含む): 29877120

約数和(自身を除く): 13235495

約数列:

[1, 5, 7, 11, 13, 19, 25, 35, 49, 55, 65, 77, 91, 95, 125, 133, 143, 175, 209, 245, 247, 275, 325, 385, 455, 475, 539, 637, 665, 715, 875, 931, 1001, 1045, 1225, 1235, 1375, 1463, 1625, 1729, 1925, 2275, 2375, 2695, 2717, 3185, 3325, 3575, 4655, 5005, 5225, 6125, 6175, 7007, 7315, 8645, 9625, 10241, 11375, 12103, 13475, 13585, 15925, 16625, 17875, 19019, 23275, 25025, 26125, 30875, 35035, 36575, 43225, 51205, 60515, 67375, 67925, 79625, 95095, 116375, 125125, 133133, 175175, 182875, 216125, 256025, 302575, 339625, 475475, 665665, 875875, 1280125, 1512875, 2377375, 3328325, 16641625]

約数ペア:

[(1, 16641625), (5, 3328325), (7, 2377375), (11, 1512875), (13, 1280125), (19, 875875), (25, 665665), (35, 475475), (49, 339625), (55, 302575), (65, 256025), (77, 216125), (91, 182875), (95, 175175), (125, 133133), (133, 125125), (143, 116375), (175, 95095), (209, 79625), (245, 67925), (247, 67375), (275, 60515), (325, 51205), (385, 43225), (455, 36575), (475, 35035), (539, 30875), (637, 26125), (665, 25025), (715, 23275), (875, 19019), (931, 17875), (1001, 16625), (1045, 15925), (1225, 13585), (1235, 13475), (1375, 12103), (1463, 11375), (1625, 10241), (1729, 9625), (1925, 8645), (2275, 7315), (2375, 7007), (2695, 6175), (2717, 6125), (3185, 5225), (3325, 5005), (3575, 4655)]