71782725

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1873}}^1$

素因数の和:1966

約数の個数: 48

約数和(自身を含む): 137566592

約数和(自身を除く): 65783867

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 73, 75, 105, 175, 219, 365, 511, 525, 1095, 1533, 1825, 1873, 2555, 5475, 5619, 7665, 9365, 12775, 13111, 28095, 38325, 39333, 46825, 65555, 136729, 140475, 196665, 327775, 410187, 683645, 957103, 983325, 2050935, 2871309, 3418225, 4785515, 10254675, 14356545, 23927575, 71782725]

約数ペア:

[(1, 71782725), (3, 23927575), (5, 14356545), (7, 10254675), (15, 4785515), (21, 3418225), (25, 2871309), (35, 2050935), (73, 983325), (75, 957103), (105, 683645), (175, 410187), (219, 327775), (365, 196665), (511, 140475), (525, 136729), (1095, 65555), (1533, 46825), (1825, 39333), (1873, 38325), (2555, 28095), (5475, 13111), (5619, 12775), (7665, 9365)]