16962725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:150

約数の個数: 48

約数和(自身を含む): 24790080

約数和(自身を除く): 7827355

約数列:

[1, 5, 13, 19, 25, 41, 65, 67, 95, 205, 247, 325, 335, 475, 533, 779, 871, 1025, 1235, 1273, 1675, 2665, 2747, 3895, 4355, 6175, 6365, 10127, 13325, 13735, 16549, 19475, 21775, 31825, 35711, 50635, 52193, 68675, 82745, 178555, 253175, 260965, 413725, 678509, 892775, 1304825, 3392545, 16962725]

約数ペア:

[(1, 16962725), (5, 3392545), (13, 1304825), (19, 892775), (25, 678509), (41, 413725), (65, 260965), (67, 253175), (95, 178555), (205, 82745), (247, 68675), (325, 52193), (335, 50635), (475, 35711), (533, 31825), (779, 21775), (871, 19475), (1025, 16549), (1235, 13735), (1273, 13325), (1675, 10127), (2665, 6365), (2747, 6175), (3895, 4355)]